Scaphopoda


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Related to Scaphopoda: class Scaphopoda

Scaphopoda

a class of primitive molluscs, possessing a tube-like shell open at both ends.
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As Scaphopoda form polar lobes, and it is generally assumed that the Scaphopoda are the sister group of the Bivalvia, this may imply that polar lobe formation is a matter of convergence.
Ano (s) Clases Niveles 1981-1985 2004 2007 Total taxonomicos Bivalvia Orden 10 8 7 10 Familia 21 14 17 23 Genero 59 28 35 71 Especie 72 32 39 89 Gastropoda Orden 7 6 5 8 Familia 35 16 20 35 Genero 65 20 26 64 Especie 89 20 31 91 Scaphopoda Orden 2 1 1 2 Familia 2 1 1 2 Genero 2 1 1 2 Especie 2 1 1 2
The historical review of the collection of molluscs can be found in our previous publication on the subject (Muratov & Davis 2011), where we presented illustrated annotations on primary types of Scaphopoda and Cephalopoda.
Antarctic and subantarctic Mollusca: Amphineura, scaphopoda, and Bivalvia.