dcsimg

Thyasira nana is a species of mussels in the family Thyasiridae. This species is extinct. Dead Thyasira nana form shallow marine sediments. They are downward conveyors. They have sexual reproduction. They are facultatively mobile animals.

  • URI: http://eol.org/schema/terms/extinct
  • Definition: A taxon is Extinct when there is no reasonable doubt that the last individual has died. A \r\ntaxon is presumed Extinct when exhaustive surveys in known and/or expected habitat, \r\nat appropriate times (diurnal, seasonal, annual), throughout its historic range have failed \r\nto record an individual. Surveys should be over a time frame appropriate to the taxon’s \r\nlife cycle and life form.
  • Attribution: http://www.iucnredlist.org/technical-documents/categories-and-criteria
show all records
show all records
show all records
  • URI: http://polytraits.lifewatchgreece.eu/terms/RW_DC
  • Definition: Downward conveyors exhibit a feeding strategy opposite to that of upward conveyors. Vertically oriented head-up feeders actively select and ingest particles at the surface and egest these non-locally as faeces in deeper sediment strata
show all records
  • URI: http://purl.obolibrary.org/obo/GO_0019953
  • Definition: Capable of creating a new organism by combining the genetic material of two gametes, which may come from two parent organisms or from a single organism, in the case of self-fertilizing hermaphrodites.
show all records
show all records

EOL has data for 11 attributes, including:

Known occurrences, collected specimens and observations of Thyasira nana Khomenko 1929. View this species on GBIF