Darwin Core Schema

The Darwin Core schema provides a set of XMP properties intended to facilitate the sharing of information about biological diversity.

Reference: Darwin Core Terms

Property Label Value type Exiv2 type Category Description
Record Record Record XmpText Internal *Main structure* containing record based information.
institutionID Institution ID Text XmpText External An identifier for the institution having custody of the object(s) or information referred to in the record.
collectionID Collection ID Text XmpText External An identifier for the collection or dataset from which the record was derived. For physical specimens, the recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).
institutionCode Institution Code Text XmpText External The name (or acronym) in use by the institution having custody of the object(s) or information referred to in the record.
datasetID Dataset ID Text XmpText External An identifier for the set of data. May be a global unique identifier or an identifier specific to a collection or institution.
collectionCode Collection Code Text XmpText External The name, acronym, coden, or initialism identifying the collection or data set from which the record was derived.
datasetName Dataset Name Text XmpText External The name identifying the data set from which the record was derived.
ownerInstitutionCode Owner Institution Code Text XmpText External The name (or acronym) in use by the institution having ownership of the object(s) or information referred to in the record.
basisOfRecord Basis Of Record Text XmpText External The specific nature of the data record - a subtype of the type. Recommended best practice is to use a controlled vocabulary such as the Darwin Core Type Vocabulary (http://rs.tdwg.org/dwc/terms/type-vocabulary/index.htm).
informationWithheld Information Withheld Text XmpText External Additional information that exists, but that has not been shared in the given record.
dataGeneralizations Data Generalizations Text XmpText External Actions taken to make the shared data less specific or complete than in its original form. Suggests that alternative data of higher quality may be available on request.
dynamicProperties Dynamic Properties bag Text XmpBag External A list (concatenated and separated) of additional measurements, facts, characteristics, or assertions about the record. Meant to provide a mechanism for structured content such as key-value pairs.
Occurrence Occurrence Occurrence XmpText Internal *Main structure* containing occurrence based information.
occurrenceID Occurrence ID Text XmpText External An identifier for the Occurrence (as opposed to a particular digital record of the occurrence). In the absence of a persistent global unique identifier, construct one from a combination of identifiers in the record that will most closely make the occurrenceID globally unique.
catalogNumber Catalog Number Text XmpText External An identifier (preferably unique) for the record within the data set or collection.
occurrenceDetails Occurrence Details Text XmpText External Deprecated. Details about the Occurrence.
occurrenceRemarks Occurrence Remarks Text XmpText External Comments or notes about the Occurrence.
recordNumber Record Number Text XmpText External An identifier given to the Occurrence at the time it was recorded. Often serves as a link between field notes and an Occurrence record, such as a specimen collector's number.
recordedBy Recorded By bag Text XmpBag External A list (concatenated and separated) of names of people, groups, or organizations responsible for recording the original Occurrence. The primary collector or observer, especially one who applies a personal identifier (recordNumber), should be listed first.
individualID Individual ID Text XmpText External Deprecated. An identifier for an individual or named group of individual organisms represented in the Occurrence. Meant to accommodate resampling of the same individual or group for monitoring purposes. May be a global unique identifier or an identifier specific to a data set.
individualCount Individual Count Integer XmpText External The number of individuals represented present at the time of the Occurrence.
organismQuantity Organism Quantity Text XmpText External A number or enumeration value for the quantity of organisms.
organismQuantityType Organism Quantity Type Text XmpText External The type of quantification system used for the quantity of organisms.
sex Sex Text XmpText External The sex of the biological individual(s) represented in the Occurrence. Recommended best practice is to use a controlled vocabulary.
lifeStage Life Stage Text XmpText External The age class or life stage of the biological individual(s) at the time the Occurrence was recorded. Recommended best practice is to use a controlled vocabulary.
reproductiveCondition Reproductive Condition Text XmpText External The reproductive condition of the biological individual(s) represented in the Occurrence. Recommended best practice is to use a controlled vocabulary.
behavior Behavior Text XmpText External A description of the behavior shown by the subject at the time the Occurrence was recorded. Recommended best practice is to use a controlled vocabulary.
establishmentMeans Establishment Means Text XmpText External The process by which the biological individual(s) represented in the Occurrence became established at the location. Recommended best practice is to use a controlled vocabulary.
occurrenceStatus Occurrence Status Text XmpText External A statement about the presence or absence of a Taxon at a Location. Recommended best practice is to use a controlled vocabulary.
preparations Preparations bag Text XmpBag External A list (concatenated and separated) of preparations and preservation methods for a specimen.
disposition Disposition Text XmpText External The current state of a specimen with respect to the collection identified in collectionCode or collectionID. Recommended best practice is to use a controlled vocabulary.
otherCatalogNumbers Other Catalog Numbers bag Text XmpBag External A list (concatenated and separated) of previous or alternate fully qualified catalog numbers or other human-used identifiers for the same Occurrence, whether in the current or any other data set or collection.
previousIdentifications Previous Identifications bag Text XmpBag External Deprecated. A list (concatenated and separated) of previous assignments of names to the Occurrence.
associatedMedia Associated Media bag Text XmpBag External A list (concatenated and separated) of identifiers (publication, global unique identifier, URI) of media associated with the Occurrence.
associatedReferences Associated References bag Text XmpBag External A list (concatenated and separated) of identifiers (publication, bibliographic reference, global unique identifier, URI) of literature associated with the Occurrence.
associatedOccurrences Associated Occurrences bag Text XmpBag External Deprecated. A list (concatenated and separated) of identifiers of other Occurrence records and their associations to this Occurrence.
associatedSequences Associated Sequences bag Text XmpBag External A list (concatenated and separated) of identifiers (publication, global unique identifier, URI) of genetic sequence information associated with the Occurrence.
associatedTaxa Associated Taxa bag Text XmpBag External A list (concatenated and separated) of identifiers or names of taxa and their associations with the Occurrence.
Organism Organism Organism XmpText Internal *Main structure* containing organism based information.
organismID Organism ID Text XmpText External An identifier for the Organism instance (as opposed to a particular digital record of the Organism). May be a globally unique identifier or an identifier specific to the data set.
organismName Organism Name Text XmpText External A textual name or label assigned to an Organism instance.
organismScope Organism Scope Text XmpText External A description of the kind of Organism instance. Can be used to indicate whether the Organism instance represents a discrete organism or if it represents a particular type of aggregation. Recommended best practice is to use a controlled vocabulary.
associatedOccurrences Organism Associated Occurrences bag Text XmpBag External A list (concatenated and separated with a vertical bar ' | ') of identifiers of other Occurrence records and their associations to this Occurrence.
associatedOrganisms Associated Organisms bag Text XmpBag External A list (concatenated and separated with a vertical bar ' | ' ) of identifiers of other Organisms and their associations to this Organism.
previousIdentifications Previous Identifications bag Text XmpBag External A list (concatenated and separated with a vertical bar ' | ' ) of previous assignments of names to the Organism.
organismRemarks Organism Remarks Text XmpText External Comments or notes about the Organism instance.
MaterialSample Material Sample MaterialSample XmpText Internal *Main structure* containing material sample based information.
LivingSpecimen Living Specimen LivingSpecimen XmpText Internal *Main structure* containing living specimen based information. A specimen that is alive.
PreservedSpecimen Preserved Specimen PreservedSpecimen XmpText Internal *Main structure* containing preserved specimen based information. A specimen that has been preserved.
FossilSpecimen Fossil Specimen FossilSpecimen XmpText Internal *Main structure* containing fossil specimen based information. A preserved specimen that is a fossil.
materialSampleID Material Sample ID Text XmpText External An identifier for the MaterialSample (as opposed to a particular digital record of the material sample). In the absence of a persistent global unique identifier, construct one from a combination of identifiers in the record that will most closely make the materialSampleID globally unique.
Event Event Event XmpText Internal *Main structure* containing event based information.
HumanObservation Human Observation HumanObservation XmpText Internal *Main structure* containing human observation based information.
MachineObservation Machine Observation MachineObservation XmpText Internal *Main structure* containing machine observation based information.
eventID Event ID Text XmpText External An identifier for the set of information associated with an Event (something that occurs at a place and time). May be a global unique identifier or an identifier specific to the data set.
parentEventID Parent Event ID Text XmpText External An identifier for the broader Event that groups this and potentially other Events.
eventDate Event Date Date XmpText External The date-time or interval during which an Event occurred. For occurrences, this is the date-time when the event was recorded. Not suitable for a time in a geological context. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
earliestDate Event Earliest Date Date XmpText External Deprecated. (Child of Xmp.dwc.Event) The date-time or interval during which an Event started. For occurrences, this is the date-time when the event was recorded. Not suitable for a time in a geological context. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
latestDate Event Latest Date Date XmpText External Deprecated. (Child of Xmp.dwc.Event) The date-time or interval during which an Event ended. For occurrences, this is the date-time when the event was recorded. Not suitable for a time in a geological context. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
eventTime Event Time Date XmpText External The time or interval during which an Event occurred. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
startDayOfYear Start Day Of Year Integer XmpText External The earliest ordinal day of the year on which the Event occurred (1 for January 1, 365 for December 31, except in a leap year, in which case it is 366).
endDayOfYear End Day Of Year Integer XmpText External The latest ordinal day of the year on which the Event occurred (1 for January 1, 365 for December 31, except in a leap year, in which case it is 366).
year Year Integer XmpText External The four-digit year in which the Event occurred, according to the Common Era Calendar.
month Month Integer XmpText External The ordinal month in which the Event occurred.
day Day Integer XmpText External The integer day of the month on which the Event occurred.
verbatimEventDate Verbatim Event Date Text XmpText External The verbatim original representation of the date and time information for an Event.
habitat Habitat Text XmpText External A category or description of the habitat in which the Event occurred.
samplingProtocol Sampling Protocol Text XmpText External The name of, reference to, or description of the method or protocol used during an Event.
samplingEffort Sampling Effort Text XmpText External The amount of effort expended during an Event.
sampleSizeValue Sampling Size Value Text XmpText External A numeric value for a measurement of the size (time duration, length, area, or volume) of a sample in a sampling event.
sampleSizeUnit Sampling Size Unit Text XmpText External The unit of measurement of the size (time duration, length, area, or volume) of a sample in a sampling event.
fieldNumber Field Number Text XmpText External An identifier given to the event in the field. Often serves as a link between field notes and the Event.
fieldNotes Field Notes Text XmpText External One of (a) an indicator of the existence of, (b) a reference to (publication, URI), or (c) the text of notes taken in the field about the Event.
eventRemarks Event Remarks Text XmpText External Comments or notes about the Event.
dctermsLocation Location Class Location XmpText Internal Deprecated. Use Xmp.dcterms.Location instead. *Main structure* containing location based information.
locationID Location ID Text XmpText External An identifier for the set of location information (data associated with Location). May be a global unique identifier or an identifier specific to the data set.
higherGeographyID Higher Geography ID Text XmpText External An identifier for the geographic region within which the Location occurred. Recommended best practice is to use an persistent identifier from a controlled vocabulary such as the Getty Thesaurus of Geographic Names.
higherGeography Higher Geography bag Text XmpBag External A list (concatenated and separated) of geographic names less specific than the information captured in the locality term.
continent Continent Text XmpText External The name of the continent in which the Location occurs. Recommended best practice is to use a controlled vocabulary such as the Getty Thesaurus of Geographic Names or the ISO 3166 Continent code.
waterBody Water Body Text XmpText External The name of the water body in which the Location occurs. Recommended best practice is to use a controlled vocabulary such as the Getty Thesaurus of Geographic Names.
islandGroup Island Group Text XmpText External The name of the island group in which the Location occurs. Recommended best practice is to use a controlled vocabulary such as the Getty Thesaurus of Geographic Names.
island Island Text XmpText External The name of the island on or near which the Location occurs. Recommended best practice is to use a controlled vocabulary such as the Getty Thesaurus of Geographic Names.
country Country Text XmpText External The name of the country or major administrative unit in which the Location occurs. Recommended best practice is to use a controlled vocabulary such as the Getty Thesaurus of Geographic Names.
countryCode Country Code Text XmpText External The standard code for the country in which the Location occurs. Recommended best practice is to use ISO 3166-1-alpha-2 country codes.
stateProvince State Province Text XmpText External The name of the next smaller administrative region than country (state, province, canton, department, region, etc.) in which the Location occurs.
county County Text XmpText External The full, unabbreviated name of the next smaller administrative region than stateProvince (county, shire, department, etc.) in which the Location occurs.
municipality Municipality Text XmpText External The full, unabbreviated name of the next smaller administrative region than county (city, municipality, etc.) in which the Location occurs. Do not use this term for a nearby named place that does not contain the actual location.
locality Locality Text XmpText External The specific description of the place. Less specific geographic information can be provided in other geographic terms (higherGeography, continent, country, stateProvince, county, municipality, waterBody, island, islandGroup). This term may contain information modified from the original to correct perceived errors or standardize the description.
verbatimLocality Verbatim Locality Text XmpText External The original textual description of the place.
verbatimElevation Verbatim Elevation Text XmpText External The original description of the elevation (altitude, usually above sea level) of the Location.
minimumElevationInMeters Minimum Elevation In Meters Real XmpText External The lower limit of the range of elevation (altitude, usually above sea level), in meters.
maximumElevationInMeters Maximum Elevation In Meters Real XmpText External The upper limit of the range of elevation (altitude, usually above sea level), in meters.
verbatimDepth Verbatim Depth Text XmpText External The original description of the depth below the local surface.
minimumDepthInMeters Minimum Depth In Meters Real XmpText External The lesser depth of a range of depth below the local surface, in meters.
maximumDepthInMeters Maximum Depth In Meters Real XmpText External The greater depth of a range of depth below the local surface, in meters.
minimumDistanceAboveSurfaceInMeters Minimum Distance Above Surface In Meters Real XmpText External The lesser distance in a range of distance from a reference surface in the vertical direction, in meters. Use positive values for locations above the surface, negative values for locations below. If depth measures are given, the reference surface is the location given by the depth, otherwise the reference surface is the location given by the elevation.
maximumDistanceAboveSurfaceInMeters Maximum Distance Above Surface In Meters Real XmpText External The greater distance in a range of distance from a reference surface in the vertical direction, in meters. Use positive values for locations above the surface, negative values for locations below. If depth measures are given, the reference surface is the location given by the depth, otherwise the reference surface is the location given by the elevation.
locationAccordingTo Location According To Text XmpText External Information about the source of this Location information. Could be a publication (gazetteer), institution, or team of individuals.
locationRemarks Location Remarks Text XmpText External Comments or notes about the Location.
verbatimCoordinates Verbatim Coordinates Text XmpText External The verbatim original spatial coordinates of the Location. The coordinate ellipsoid, geodeticDatum, or full Spatial Reference System (SRS) for these coordinates should be stored in verbatimSRS and the coordinate system should be stored in verbatimCoordinateSystem.
verbatimLatitude Verbatim Latitude Text XmpText External The verbatim original latitude of the Location. The coordinate ellipsoid, geodeticDatum, or full Spatial Reference System (SRS) for these coordinates should be stored in verbatimSRS and the coordinate system should be stored in verbatimCoordinateSystem.
verbatimLongitude Verbatim Longitude Text XmpText External The verbatim original longitude of the Location. The coordinate ellipsoid, geodeticDatum, or full Spatial Reference System (SRS) for these coordinates should be stored in verbatimSRS and the coordinate system should be stored in verbatimCoordinateSystem.
verbatimCoordinateSystem Verbatim Coordinate System Text XmpText External The spatial coordinate system for the verbatimLatitude and verbatimLongitude or the verbatimCoordinates of the Location. Recommended best practice is to use a controlled vocabulary.
verbatimSRS Verbatim SRS Text XmpText External The ellipsoid, geodetic datum, or spatial reference system (SRS) upon which coordinates given in verbatimLatitude and verbatimLongitude, or verbatimCoordinates are based. Recommended best practice is use the EPSG code as a controlled vocabulary to provide an SRS, if known. Otherwise use a controlled vocabulary for the name or code of the geodetic datum, if known. Otherwise use a controlled vocabulary for the name or code of the ellipsoid, if known. If none of these is known, use the value "unknown".
decimalLatitude Decimal Latitude Real XmpText External The geographic latitude (in decimal degrees, using the spatial reference system given in geodeticDatum) of the geographic center of a Location. Positive values are north of the Equator, negative values are south of it. Legal values lie between -90 and 90, inclusive.
decimalLongitude Decimal Longitude Real XmpText External The geographic longitude (in decimal degrees, using the spatial reference system given in geodeticDatum) of the geographic center of a Location. Positive values are east of the Greenwich Meridian, negative values are west of it. Legal values lie between -180 and 180, inclusive.
geodeticDatum Geodetic Datum Text XmpText External The ellipsoid, geodetic datum, or spatial reference system (SRS) upon which the geographic coordinates given in decimalLatitude and decimalLongitude as based. Recommended best practice is use the EPSG code as a controlled vocabulary to provide an SRS, if known. Otherwise use a controlled vocabulary for the name or code of the geodetic datum, if known. Otherwise use a controlled vocabulary for the name or code of the ellipsoid, if known. If none of these is known, use the value "unknown".
coordinateUncertaintyInMeters Coordinate Uncertainty In Meters Real XmpText External The horizontal distance (in meters) from the given decimalLatitude and decimalLongitude describing the smallest circle containing the whole of the Location. Leave the value empty if the uncertainty is unknown, cannot be estimated, or is not applicable (because there are no coordinates). Zero is not a valid value for this term.
coordinatePrecision Coordinate Precision Text XmpText External A decimal representation of the precision of the coordinates given in the decimalLatitude and decimalLongitude.
pointRadiusSpatialFit Point Radius Spatial Fit Real XmpText External The ratio of the area of the point-radius (decimalLatitude, decimalLongitude, coordinateUncertaintyInMeters) to the area of the true (original, or most specific) spatial representation of the Location. Legal values are 0, greater than or equal to 1, or undefined. A value of 1 is an exact match or 100% overlap. A value of 0 should be used if the given point-radius does not completely contain the original representation. The pointRadiusSpatialFit is undefined (and should be left blank) if the original representation is a point without uncertainty and the given georeference is not that same point (without uncertainty). If both the original and the given georeference are the same point, the pointRadiusSpatialFit is 1.
footprintWKT Footprint WKT Text XmpText External A Well-Known Text (WKT) representation of the shape (footprint, geometry) that defines the Location. A Location may have both a point-radius representation (see decimalLatitude) and a footprint representation, and they may differ from each other.
footprintSRS Footprint SRS Text XmpText External A Well-Known Text (WKT) representation of the Spatial Reference System (SRS) for the footprintWKT of the Location. Do not use this term to describe the SRS of the decimalLatitude and decimalLongitude, even if it is the same as for the footprintWKT - use the geodeticDatum instead.
footprintSpatialFit Footprint Spatial Fit Real XmpText External The ratio of the area of the footprint (footprintWKT) to the area of the true (original, or most specific) spatial representation of the Location. Legal values are 0, greater than or equal to 1, or undefined. A value of 1 is an exact match or 100% overlap. A value of 0 should be used if the given footprint does not completely contain the original representation. The footprintSpatialFit is undefined (and should be left blank) if the original representation is a point and the given georeference is not that same point. If both the original and the given georeference are the same point, the footprintSpatialFit is 1.
georeferencedBy Georeferenced By bag Text XmpBag External A list (concatenated and separated) of names of people, groups, or organizations who determined the georeference (spatial representation) for the Location.
georeferencedDate Georeferenced Date Date XmpText External The date on which the Location was georeferenced. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
georeferenceProtocol Georeference Protocol Text XmpText External A description or reference to the methods used to determine the spatial footprint, coordinates, and uncertainties.
georeferenceSources Georeference Sources bag Text XmpBag External A list (concatenated and separated) of maps, gazetteers, or other resources used to georeference the Location, described specifically enough to allow anyone in the future to use the same resources.
georeferenceVerificationStatus Georeference Verification Status Text XmpText External A categorical description of the extent to which the georeference has been verified to represent the best possible spatial description. Recommended best practice is to use a controlled vocabulary.
georeferenceRemarks Georeference Remarks Text XmpText External Notes or comments about the spatial description determination, explaining assumptions made in addition or opposition to the those formalized in the method referred to in georeferenceProtocol.
GeologicalContext Geological Context GeologicalContext XmpText Internal *Main structure* containing geological context based information.
geologicalContextID Geological Context ID Text XmpText External An identifier for the set of information associated with a GeologicalContext (the location within a geological context, such as stratigraphy). May be a global unique identifier or an identifier specific to the data set.
earliestEonOrLowestEonothem Earliest Eon Or Lowest Eonothem Text XmpText External The full name of the earliest possible geochronologic eon or lowest chrono-stratigraphic eonothem or the informal name ("Precambrian") attributable to the stratigraphic horizon from which the cataloged item was collected.
latestEonOrHighestEonothem Latest Eon Or Highest Eonothem Text XmpText External The full name of the latest possible geochronologic eon or highest chrono-stratigraphic eonothem or the informal name ("Precambrian") attributable to the stratigraphic horizon from which the cataloged item was collected.
earliestEraOrLowestErathem Earliest Era Or Lowest Erathem Text XmpText External The full name of the earliest possible geochronologic era or lowest chronostratigraphic erathem attributable to the stratigraphic horizon from which the cataloged item was collected.
latestEraOrHighestErathem Latest Era Or Highest Erathem Text XmpText External The full name of the latest possible geochronologic era or highest chronostratigraphic erathem attributable to the stratigraphic horizon from which the cataloged item was collected.
earliestPeriodOrLowestSystem Earliest Period Or Lowest System Text XmpText External The full name of the earliest possible geochronologic period or lowest chronostratigraphic system attributable to the stratigraphic horizon from which the cataloged item was collected.
latestPeriodOrHighestSystem Latest Period Or Highest System Text XmpText External The full name of the latest possible geochronologic period or highest chronostratigraphic system attributable to the stratigraphic horizon from which the cataloged item was collected.
earliestEpochOrLowestSeries Earliest Epoch Or Lowest Series Text XmpText External The full name of the earliest possible geochronologic epoch or lowest chronostratigraphic series attributable to the stratigraphic horizon from which the cataloged item was collected.
latestEpochOrHighestSeries Latest Epoch Or Highest Series Text XmpText External The full name of the latest possible geochronologic epoch or highest chronostratigraphic series attributable to the stratigraphic horizon from which the cataloged item was collected.
earliestAgeOrLowestStage Earliest Age Or Lowest Stage Text XmpText External The full name of the earliest possible geochronologic age or lowest chronostratigraphic stage attributable to the stratigraphic horizon from which the cataloged item was collected.
latestAgeOrHighestStage Latest Age Or Highest Stage Text XmpText External The full name of the latest possible geochronologic age or highest chronostratigraphic stage attributable to the stratigraphic horizon from which the cataloged item was collected.
lowestBiostratigraphicZone Lowest Biostratigraphic Zone Text XmpText External The full name of the lowest possible geological biostratigraphic zone of the stratigraphic horizon from which the cataloged item was collected.
highestBiostratigraphicZone Highest Biostratigraphic Zone Text XmpText External The full name of the highest possible geological biostratigraphic zone of the stratigraphic horizon from which the cataloged item was collected.
lithostratigraphicTerms Lithostratigraphic Terms Text XmpText External The combination of all litho-stratigraphic names for the rock from which the cataloged item was collected.
group Group Text XmpText External The full name of the lithostratigraphic group from which the cataloged item was collected.
formation Formation Text XmpText External The full name of the lithostratigraphic formation from which the cataloged item was collected.
member Member Text XmpText External The full name of the lithostratigraphic member from which the cataloged item was collected.
bed Bed Text XmpText External The full name of the lithostratigraphic bed from which the cataloged item was collected.
Identification Identification Identification XmpText Internal *Main structure* containing identification based information.
identificationID Identification ID Text XmpText External An identifier for the Identification (the body of information associated with the assignment of a scientific name). May be a global unique identifier or an identifier specific to the data set.
identifiedBy Identified By bag Text XmpBag External A list (concatenated and separated) of names of people, groups, or organizations who assigned the Taxon to the subject.
dateIdentified Date Identified Date XmpText External The date on which the subject was identified as representing the Taxon. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
identificationReferences Identification References bag Text XmpBag External A list (concatenated and separated) of references (publication, global unique identifier, URI) used in the Identification.
identificationVerificationStatus Identification Verification Status Text XmpText External A categorical indicator of the extent to which the taxonomic identification has been verified to be correct. Recommended best practice is to use a controlled vocabulary such as that used in HISPID/ABCD.
identificationRemarks Identification Remarks Text XmpText External Comments or notes about the Identification.
identificationQualifier Identification Qualifier Text XmpText External A brief phrase or a standard term ("cf." "aff.") to express the determiner's doubts about the Identification.
typeStatus Type Status bag Text XmpBag External A list (concatenated and separated) of nomenclatural types (type status, typified scientific name, publication) applied to the subject.
Taxon Taxon Taxon XmpBag Internal *Main structure* containing taxonomic based information.
taxonID Taxon ID Text XmpText External An identifier for the set of taxon information (data associated with the Taxon class). May be a global unique identifier or an identifier specific to the data set.
scientificNameID Scientific Name ID Text XmpText External An identifier for the nomenclatural (not taxonomic) details of a scientific name.
acceptedNameUsageID Accepted Name Usage ID Text XmpText External An identifier for the name usage (documented meaning of the name according to a source) of the currently valid (zoological) or accepted (botanical) taxon.
parentNameUsageID Parent Name Usage ID Text XmpText External An identifier for the name usage (documented meaning of the name according to a source) of the direct, most proximate higher-rank parent taxon (in a classification) of the most specific element of the scientificName.
originalNameUsageID Original Name Usage ID Text XmpText External An identifier for the name usage (documented meaning of the name according to a source) in which the terminal element of the scientificName was originally established under the rules of the associated nomenclaturalCode.
nameAccordingToID Name According To ID Text XmpText External An identifier for the source in which the specific taxon concept circumscription is defined or implied. See nameAccordingTo.
namePublishedInID Name Published In ID Text XmpText External An identifier for the publication in which the scientificName was originally established under the rules of the associated nomenclaturalCode.
taxonConceptID Taxon Concept ID Text XmpText External An identifier for the taxonomic concept to which the record refers - not for the nomenclatural details of a taxon.
scientificName Scientific Name Text XmpText External The full scientific name, with authorship and date information if known. When forming part of an Identification, this should be the name in lowest level taxonomic rank that can be determined. This term should not contain identification qualifications, which should instead be supplied in the IdentificationQualifier term.
acceptedNameUsage Accepted Name Usage Text XmpText External The full name, with authorship and date information if known, of the currently valid (zoological) or accepted (botanical) taxon.
parentNameUsage Parent Name Usage Text XmpText External The full name, with authorship and date information if known, of the direct, most proximate higher-rank parent taxon (in a classification) of the most specific element of the scientificName.
originalNameUsage Original Name Usage Text XmpText External The taxon name, with authorship and date information if known, as it originally appeared when first established under the rules of the associated nomenclaturalCode. The basionym (botany) or basonym (bacteriology) of the scientificName or the senior/earlier homonym for replaced names.
nameAccordingTo Name According To Text XmpText External The reference to the source in which the specific taxon concept circumscription is defined or implied - traditionally signified by the Latin "sensu" or "sec." (from secundum, meaning "according to"). For taxa that result from identifications, a reference to the keys, monographs, experts and other sources should be given.
namePublishedIn Name Published In Text XmpText External A reference for the publication in which the scientificName was originally established under the rules of the associated nomenclaturalCode.
namePublishedInYear Name Published In Year Text XmpText External The four-digit year in which the scientificName was published.
higherClassification Higher Classification bag Text XmpBag External A list (concatenated and separated) of taxa names terminating at the rank immediately superior to the taxon referenced in the taxon record. Recommended best practice is to order the list starting with the highest rank and separating the names for each rank with a semi-colon ;
kingdom Kingdom Text XmpText External The full scientific name of the kingdom in which the taxon is classified.
phylum Phylum Text XmpText External The full scientific name of the phylum or division in which the taxon is classified.
class Class Text XmpText External The full scientific name of the class in which the taxon is classified.
order Order Text XmpText External The full scientific name of the order in which the taxon is classified.
family Family Text XmpText External The full scientific name of the family in which the taxon is classified.
genus Genus Text XmpText External The full scientific name of the genus in which the taxon is classified.
subgenus Subgenus Text XmpText External The full scientific name of the subgenus in which the taxon is classified. Values should include the genus to avoid homonym confusion.
specificEpithet Specific Epithet Text XmpText External The name of the first or species epithet of the scientificName.
infraspecificEpithet Infraspecific Epithet Text XmpText External The name of the lowest or terminal infraspecific epithet of the scientificName, excluding any rank designation.
taxonRank Taxon Rank Text XmpText External The taxonomic rank of the most specific name in the scientificName. Recommended best practice is to use a controlled vocabulary.
verbatimTaxonRank Verbatim Taxon Rank Text XmpText External The taxonomic rank of the most specific name in the scientificName as it appears in the original record.
scientificNameAuthorship Scientific Name Authorship Text XmpText External The authorship information for the scientificName formatted according to the conventions of the applicable nomenclaturalCode.
vernacularName Vernacular Name Lang Alt LangAlt External A common or vernacular name.
nomenclaturalCode Nomenclatural Code Text XmpText External The nomenclatural code (or codes in the case of an ambiregnal name) under which the scientificName is constructed. Recommended best practice is to use a controlled vocabulary.
taxonomicStatus Taxonomic Status Text XmpText External The status of the use of the scientificName as a label for a taxon. Requires taxonomic opinion to define the scope of a taxon. Rules of priority then are used to define the taxonomic status of the nomenclature contained in that scope, combined with the experts opinion. It must be linked to a specific taxonomic reference that defines the concept. Recommended best practice is to use a controlled vocabulary.
nomenclaturalStatus Nomenclatural Status Text XmpText External The status related to the original publication of the name and its conformance to the relevant rules of nomenclature. It is based essentially on an algorithm according to the business rules of the code. It requires no taxonomic opinion.
taxonRemarks Taxon Remarks Text XmpText External Comments or notes about the taxon or name.
ResourceRelationship Resource Relationship ResourceRelationship XmpText Internal *Main structure* containing relationships between resources based information.
resourceRelationshipID Resource Relationship ID Text XmpText External An identifier for an instance of relationship between one resource (the subject) and another (relatedResource, the object).
resourceID Resource ID Text XmpText External An identifier for the resource that is the subject of the relationship.
relatedResourceID Related Resource ID Text XmpText External An identifier for a related resource (the object, rather than the subject of the relationship).
relationshipOfResource Relationship Of Resource Text XmpText External The relationship of the resource identified by relatedResourceID to the subject (optionally identified by the resourceID). Recommended best practice is to use a controlled vocabulary.
relationshipAccordingTo Relationship According To Text XmpText External The source (person, organization, publication, reference) establishing the relationship between the two resources.
relationshipEstablishedDate Relationship Established Date Date XmpText External The date-time on which the relationship between the two resources was established. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
relationshipRemarks Relationship Remarks Text XmpText External Comments or notes about the relationship between the two resources.
MeasurementOrFact Measurement Or Fact MeasurementOrFact XmpText Internal *Main structure* containing measurement based information.
measurementID Measurement ID Text XmpText External An identifier for the MeasurementOrFact (information pertaining to measurements, facts, characteristics, or assertions). May be a global unique identifier or an identifier specific to the data set.
measurementType Measurement Type Text XmpText External The nature of the measurement, fact, characteristic, or assertion. Recommended best practice is to use a controlled vocabulary.
measurementValue Measurement Value Text XmpText External The value of the measurement, fact, characteristic, or assertion.
measurementAccuracy Measurement Accuracy Text XmpText External The description of the potential error associated with the measurementValue.
measurementUnit Measurement Unit Text XmpText External The units associated with the measurementValue. Recommended best practice is to use the International System of Units (SI).
measurementDeterminedDate Measurement Determined Date Date XmpText External The date on which the MeasurementOrFact was made. Recommended best practice is to use an encoding scheme, such as ISO 8601:2004(E).
measurementDeterminedBy Measurement Determined By bag Text XmpBag External A list (concatenated and separated) of names of people, groups, or organizations who determined the value of the MeasurementOrFact.
measurementMethod Measurement Method Text XmpText External A description of or reference to (publication, URI) the method or protocol used to determine the measurement, fact, characteristic, or assertion.
measurementRemarks Measurement Remarks Text XmpText External Comments or notes accompanying the MeasurementOrFact.