Image of <i>Irregularina karlensis</i> Vissarionova 1950
Unresolved name

Irregularina karlensis Vissarionova 1950

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Irregularina karlensis is a species of in the family Irregularinidae. This species is extinct.

  • 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
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EOL has data for 2 attributes, including: