Acteonoidea
Acteonoidea | |
---|---|
Live Hydatina physis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda
|
Subclass: | Heterobranchia |
Subterclass: | Acteonimorpha |
Superfamily: | Acteonoidea d'Orbigny, 1843 |
Diversity[1] | |
about 150 species |
Acteonoidea is a
Taxonomy
In the taxonomy of Bouchet & Rocroi (2005), the superfamily Acteonoidea has been included into the informal group "Lower Heterobranchia" (Heterostropha sensu Ponder & Warén, 1988), also known as the Allogastropoda.[2]
Only one of analyses by Jörger et al. (2010)
Families
The following five families have been recognized in the taxonomy of Bouchet & Rocroi (2005):[2]
- family Acteonidae d' Orbigny, 1843
- † family Acteonellidae Gill, 1871
- family Aplustridae Gray, 1847 - former name Hydatinidae has been declared invalid
- family BullinidaeGray, 1850
- † family Zardinellidae Bandel, 1994
Description
All acteonoids have a
Anatomy
No defensive strategies are known from these animals although histological investigations show a highly glandular area in the
Feeding habits
Acteonidae and Aplustridae are carnivorous and mainly feed on polychaetes.[4]
References
This article incorporates
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- ^ ISSN 0076-2997.
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