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Helicoidea is a superfamily of snails. There are 2802 species of Helicoidea, in 491 genera and 17 families. This superfamily has been around since the thanetian age. It includes groups like Xanthonychidae, Labyrinthidae, and Thysanophoridae. Dead Helicoidea form shallow marine sediments. They have sexual reproduction.

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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 22 attributes, including:

Known occurrences, collected specimens and observations of Helicoidea Rafinesque 1815. View this species on GBIF