Family Neoleptonidae Thiele 1934 (clam)

Bivalvia - Cardiida - Neoleptonidae

Parent taxon: Cyamioidea according to G. Rosenberg 2005

See also Beu et al. 1990, Coan et al. 2000, Nevesskaja 2009 and Vokes 1980

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

Subtaxa: Bernardina Calvitium Curionia Neolepton Pachykellia Puyseguria

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Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Quaternary of Argentina (4 collections), New Zealand (1), United States (6: California)

• Pliocene of Australia (1)

• Miocene of New Zealand (3)

• Jurassic of United States (1: Nevada)

• Triassic of China (4), Italy (6), Svalbard and Jan Mayen (1)

Total: 27 collections including 30 occurrences

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