Family Lasaeidae Gray 1842 (clam)

Bivalvia - Cardiida - Lasaeidae

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

See also Coan et al. 2000 and Ward and Blackwelder 1987

Sister taxa: Ephippiodontidae, Galeommatidae, Leptonidae

Subtaxa: Aligena Cymatioa Diarmaidia Kellia Kurtiella Lasaea Neaeromya Rochefortia Scacchia

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Ecology: stationary infaunal suspension feeder

Distribution:

• Quaternary of Argentina (3 collections), Australia (1), Ecuador (3), France (1), Greenland (1), Japan (1), Mexico (10), Morocco (1), the Netherlands (5), Poland (2), South Africa (1), Turkey (2), the United Kingdom (7), United States (23: Alaska, California, Louisiana, Maryland, Massachusetts, New Jersey, North Carolina, South Carolina)

• Pliocene of Belgium (6), Indonesia (1), Jamaica (1), Panama (1), the United Kingdom (3), United States (6: California, North Carolina, South Carolina, Virginia)

• Miocene of Belgium (10), Germany (7), the Netherlands (2), Poland (1), United States (19: Florida, Maryland)

• Oligocene of France (1), Germany (1), United States (2: Washington)

• Eocene to Oligocene of United States (2: Oregon)

• Eocene of New Zealand (1), the United Kingdom (1), United States (1: Mississippi)

Total: 127 collections including 153 occurrences

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