†subfamily Prosogyrotrigoniinae Kobayashi 1954 (clam)

Bivalvia - Trigoniida - Prosogyrotrigoniidae

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

See also Bouchet et al. 2010 and Pérez et al. 2008

Sister taxon: Praegoniinae

Subtaxa: Prosogyrotrigonia

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Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Jurassic of Canada (2: Yukon collections), Chile (5), Japan (1), Mexico (1)

• Triassic of Indonesia (2)

Total: 11 collections each including a single occurrence

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