Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Bivalvia
Subclassis: Heterodonta
Ordo: Veneroida
Superfamilia: Tellinoidea
Familia: Donacidae
Genera: Capsella - Donax - Galatea - Iphigenia
Name
Donacidae Fleming, 1828
Vernacular names
English: Bean clam or Wedge shell
The Donacidae, the "bean clams" or "wedge shells", are a family of bivalve molluscs of the superfamily Tellinoidea. The family is related to the Tellina.
The Donacidae are prolific filter feeders and are an important part of coastal food chains where they occur. The family is sensitive to coastal industry such as dam-building and dredging.
Description
Members of this family have asymmetric, elongated, compressed shells. The two siphons are short but are completely divided, and the foot is large. They are vigorous burrowers.[1]
Genera
Capsella
Capsella variegata
Donax Linnaeus, 1758
Iphigenia Schumacher, 1817
Iphigenia brasiliana (Lamarck, 1818)
References
Barrett, J. H. and C. M. Yonge, 1958. Collins Pocket Guide to the Sea Shore. P. 160. Collins, London
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