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Tonnoidea | |
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A live but retracted individual of Cabestana spengleri, a species in the Ranellidae | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Littorinimorpha |
Superfamily: | Tonnoidea Suter, 1913 (1825) |
Families | |
See text | |
Synonyms[1] | |
Cassoidea (junior synonym) |
The Tonnoidea are a superfamily of sea snails, marine gastropod molluscs in the order Littorinimorpha.[1][2] This superfamily includes many very large species.
Beu (1998, 2008) favours usage of Tonnoidea and Tonnidae rather than Cassoidea and Cassidae preferred by Riedel (1995). This is in agreement with the action of Thiele (1925) who placed Tonnidae and Cassidae under "stirps Tonnacea", therefore acting as first reviser under ICZN art. 24
Families within the superfamily Tonnoidea include:[1]