Mya (Arenomya) Winkworth 1930 (softshell clam)

Bivalvia - Pholadida - Myidae

Alternative spelling: Arenomya

Parent taxon: Mya according to A. I. Kafanov and K. Ogasawara 2003

See also Sepkoski 2002

Sister taxa: Mya (Geramya), Mya (Mya), Mya convexa, Mya cuneiformis, Mya dickersoni, Mya dilata, Mya ezoensis, Mya ilyinensis, Mya kovatschensis, Mya majanatschensis, Mya producta, Mya pseudoarenaria, Mya sachalinensis, Mya salmonensis, Mya schweinfurthi, Mya simplex, Mya tigilensis, Mya virgo, Mya wilsoni

Subtaxa: Mya (Arenomya) arenaria Mya (Arenomya) grewingki Mya (Arenomya) marujamensis Mya (Arenomya) nucleoides Mya (Arenomya) profundior Mya (Arenomya) ugolnensis

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Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Quaternary of Belgium (1 collection), Canada (23: Labrador, New Brunswick, Newfoundland, Newfoundland and Labrador, Nunavut, Quebec), Japan (8), Morocco (1), the United Kingdom (12), United States (49: Alaska, Delaware, Florida, Maine, Maryland, Massachusetts, New Jersey, New York, North Carolina, South Carolina, Vermont, Virginia, Washington)

• Pliocene of Antarctica (1), Japan (3), the Netherlands (1), the Russian Federation (1), the United Kingdom (4), United States (1: North Carolina)

• Miocene of Argentina (1), Japan (1), the Russian Federation (12), United States (17: Alaska, California, Maryland, Virginia)

• Oligocene of Japan (10), the Russian Federation (5), United States (1: Alaska)

• Eocene of Antarctica (11), Japan (5), the Russian Federation (1), United States (4: Oregon)

Total: 173 collections including 178 occurrences

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