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Arctic Barrel Bubble

Retusa obtusa (Montagu 1803)

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Retusa obtusa (Arctic Barrel Bubble) is a species of Gastropoda in the family Retusidae. This species is extinct. Dead Arctic Barrel Bubble form shallow marine sediments. They are carnivores. Individuals could grow to 15 mm. They have sexual reproduction. They are slow moving 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
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  • 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.
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EOL has data for 28 attributes, including:

Known occurrences, collected specimens and observations of Arctic barrel-bubble. View this species on GBIF