†family Mactromyidae Cox 1929 (clam)

Bivalvia - Lucinida - Mactromyidae

Synonym: Unicardiidae Fischer 1887 [replaced name]

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

See also Bouchet et al. 2010, Nevesskaja 2009, Newell 1965, Parker 1982 and Vokes 1980

Sister taxa: Lucinidae, Paracyclidae

Subtaxa: Bathycorbis Clisocolus Cordiula Eolucina Linetia Mactromya Mactromyopsis Montanaria Paracyclas Sexta Thetironia Thetis Unicardium

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Ecology: facultatively mobile infaunal chemosymbiotic

Distribution:

• Eocene of India (1 collection)

• Paleocene of Denmark (1), the Russian Federation (1)

• Cretaceous of Australia (1), Azerbaijan (1), Canada (2: Alberta), Cuba (1), Denmark (1), Egypt (3), France (4), Hungary (1), India (1), Italy (1), Jamaica (2), Japan (9), Mexico (1), the Russian Federation (3), South Africa (1), South Georgia and the South Sandwich Islands (1), Spain (1), Switzerland (7), the United Kingdom (23), United States (112: Alabama, Arizona, California, Delaware, Georgia, Mississippi, Missouri, New Jersey, North Carolina, North Dakota, South Carolina, South Dakota, Tennessee, Texas, Utah, Washington)

• Jurassic of Bulgaria (1), Chile (5), China (1), Denmark (6), Eritrea (3), Ethiopia (10), France (7), Germany (7), Greenland (36), India (26), Iran (1), Jordan (8), Kenya (13), Madagascar (4), New Zealand (1), Poland (2), Portugal (15), Saudi Arabia (31), Serbia and Montenegro (2), Somalia (9), Spain (67), Svalbard and Jan Mayen (4), Tanzania (5), Tunisia (24), the United Kingdom (35), United States (9: Utah, Wyoming), Yemen (3)

• Triassic to Jurassic of United States (1: Alaska)

• Triassic of Canada (1: British Columbia), Germany (9), Peru (1), Poland (1), Romania (1), United States (2: Utah)

• Carboniferous of China (1), the United Kingdom (1)

• Devonian of Australia (4), Canada (13: Alberta, Manitoba, Northwest Territories, Nunavut, Ontario, Quebec), China (17), Colombia (1), the Czech Republic (3), France (3), Germany (6), Italy (1), Japan (1), Libya (1), Luxembourg (2), Morocco (1), the Russian Federation (4), Turkey (1), the United Kingdom (6), United States (165: Alaska, Indiana, Iowa, Maryland, Missouri, Nevada, New York, Ohio, Pennsylvania, West Virginia), Venezuela (3), Vietnam (2)

• Silurian of Mongolia (1), the Russian Federation (1), the United Kingdom (6)

Total: 774 collections including 850 occurrences

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