Definition of GGBN Terms
From GGBN Wiki
Occurrence
| DwC Definition | An existence of a dwc:Organism at a particular place at a particular time. (Source https://dwc.tdwg.org/terms/#occurrence) | |
|---|---|---|
| Comments | This term describes any kind of a physical DNA, tissue or environmental sample, preserved specimen, fossil, or exemplar from living collections | |
| Examples | an instance of a herbarium sheet with its attached plant specimen
an instance of a frozen tissue sample a specific water sample a particular wolf in a zoo a specific deep-frozen DNA sample |
Material entity
An entity that can be identified, exists for some period of time, and consists in whole or in part of physical matter while it exists. (Definition from https://dwc.tdwg.org/terms/#materialentity)
