Family Cyamiidae Philippi 1845 (clam)

Bivalvia - Cardiida - Cyamiidae

Parent taxon: Cyamioidea according to J. G. Carter et al. 2011

See also Beu et al. 1990, Nevesskaja 2009, Rosenberg 2005 and Vokes 1980

Sister taxa: Basterotiidae, Galatheavalvidae, Neoleptonidae, Perrierinidae, Sportellidae

Subtaxa: Cyamiomactra Cyamium Kidderia Legrandina Perrierina

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Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Quaternary of Argentina (4 collections)

• Pliocene of Antarctica (1), the United Kingdom (1)

• Miocene of New Zealand (1)

Total: 7 collections each including a single occurrence

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