Mya (Antiguamya) arnoldi Dickerson 1917 (softshell clam)

Bivalvia - Pholadida - Myidae

Alternative combination: Saxicava arnoldi

Full reference: R. E. Dickerson. 1917. Climate and its influence upon the Oligocene faunas of the Pacific Coast, with descriptions of some new species from the Molopophorus lincolnensis Zone. Proceedings of the California Academy of Sciences 7(6):157-192

Belongs to Mya (Antiguamya) according to W. L. Effinger 1938

See also Dickerson 1917

Sister taxa: none

Type specimen: CAS 388. Its type locality is CAS loc. 181, Cowlitz River, 4mi E. of Vader, which is in an Eocene coastal sandstone/conglomerate in Washington.

Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Eocene of United States (2: Washington collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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