†family Steinmanellidae Cooper 1991 (clam)

Bivalvia - Trigoniida - Steinmanellidae

Parent taxon: Myophorelloidea according to M. R. Cooper and H. A. Leanza 2017

Sister taxa: Frenguelliellidae, Megatrigonioidae, Myophorelloidae

Subtaxa: Yaadiinae

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Ecology: facultatively mobile infaunal suspension feeder


• Cretaceous of Japan (6 collections), Mexico (1), Peru (4), the United Kingdom (10), United States (59: California, Oregon)

Total: 80 collections including 82 occurrences

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