†family Trigonodidae Modell 1942 (clam)

Bivalvia - Trigoniida - Trigonodidae

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

See also Bouchet et al. 2010, Nevesskaja 2009 and Vokes 1980

Sister taxon: Desertellidae

Subtaxa: Anodontophora Cardinioides Janaija Trigonodus Unionites

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Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Jurassic of Argentina (3 collections), Japan (2), the United Kingdom (2)

• Triassic of Australia (1), Austria (3), Bosnia and Herzegovina (7), Canada (5: British Columbia), Chile (1), China (67), Croatia (1), Egypt (1), Germany (18), Greenland (43), Hungary (32), Indonesia (8), Iran (7), Israel (1), Italy (73), Japan (13), Jordan (6), Kazakhstan (1), Laos (1), Malaysia (1), Mexico (1), New Zealand (2), Oman (1), Peru (3), the Russian Federation (53), Slovakia (1), Slovenia (22), Spain (2), Svalbard and Jan Mayen (4), Switzerland (1), Thailand (2), Tunisia (2), the United Arab Emirates (2), United States (81: Alaska, California, Idaho, Montana, Nevada, Oregon, Utah, Wyoming), Vietnam (18)

• Permian of Italy (3), Pakistan (5), Tunisia (1)

• Arenig of Australia (2)

Total: 503 collections including 661 occurrences

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