Subfamily Isognomoninae Woodring 1925

Bivalvia - Ostreida - Malleidae

Alternative spellings: Isognomidae, Isognomonidae

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

See also Bieler and Mikkelsen 2006, Chiesa et al. 1995, Coan et al. 2000, Fraser et al. 2004, Nevesskaja 2009, Scholz et al. 2008, Spencer et al. 2004, Stilwell 1998, Vokes 1980 and Ward 1992

Sister taxa: Eligmus, Malleinae, Malleus, Malvufundus, Nayadina, Pulvinitinae, Vulsella

Subtaxa: Crenatula Gervilleioperna Isognomon Lithiotis Mytiloperna Rostroperna Tambanella Waagenoperna

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Distribution:

• Quaternary of Cuba (2 collections), Jamaica (2), Mexico (1), Panama (1), South Africa (2), United States (6: Florida, Hawaii)

• Pliocene of Colombia (1), the Dominican Republic (1), Jamaica (1), Panama (2), South Africa (6), United States (1: Virginia)

• Miocene of Algeria (4), Argentina (5), Austria (8), Chile (1), France (2), Greenland (1), Japan (1), Morocco (2), New Zealand (1), Panama (1), Peru (1), Poland (3), United States (52: Delaware, Maryland, New Jersey, North Carolina, Virginia)

• Oligocene to Miocene of Argentina (1)

• Oligocene of Austria (2), Germany (3)

• Eocene of Argentina (1), Japan (8), United States (2: California, Washington)

• Paleocene to Eocene of Pakistan (1)

• Paleocene of Belgium (1), China (1), France (1), United States (4: Alabama, South Carolina, Texas)

• Cretaceous of Argentina (3), Bulgaria (1), Chile (1), Germany (2), India (1), Italy (1), Japan (14), Lebanon (1), Madagascar (1), Mexico (1), New Zealand (5), Peru (1), the Russian Federation (1), Serbia and Montenegro (1), South Africa (2), Spain (1), Sweden (3), Turkmenistan (1), USSR (5), the United Kingdom (5), United States (16: Alabama, Alaska, California, Georgia, North Carolina)

• Jurassic of Algeria (1), Argentina (22), Canada (5: British Columbia), Chile (32), China (7), France (28), Germany (4), Greenland (84), Hong Kong (1), India (9), Iran (3), Italy (4), Japan (3), Luxembourg (1), Madagascar (1), Mexico (1), Morocco (1), New Zealand (1), Oman (1), Poland (1), Portugal (56), Romania (4), the Russian Federation (2), Saudi Arabia (1), Slovenia (1), Spain (3), Switzerland (2), Tunisia (21), the United Kingdom (49), United States (27: California, Nevada, Oregon, Utah, Wyoming)

• Triassic of Austria (4), Hungary (4), Iran (2), Italy (3), Japan (4), Spain (1)

• Permian of China (19), Greece (1), Japan (1), Tunisia (7)

Total: 622 collections including 672 occurrences

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