Arca (Arca) terminumbonis Grant and Gale 1931 (ark)

Bivalvia - Arcida - Arcidae

Alternative combinations: Arca (Navicula) terminumbonis, Arca terminumbonis

Full reference: U. S. Grant and H. R. Gale. 1931. Catalogue of the Marine Pliocene and Pleistocene Mollusca of California. Memoirs of the San Diego Society of Natural History 1:1-1036

Belongs to Arca (Arca) according to C. A. Hall 2002

See also Grant and Gale 1931 and Kern 1973

Sister taxa: Arca (Arca) aquila, Arca (Arca) boucardi, Arca (Arca) bowdeniana, Arca (Arca) filewiczi, Arca (Arca) givensi, Arca (Arca) gonzalesi, Arca (Arca) hatchetigbeensis, Arca (Arca) imbricata, Arca (Arca) kelirensis, Arca (Arca) lomasdesamba, Arca (Arca) menengtengana, Arca (Arca) navicularis, Arca (Arca) noae, Arca (Arca) patagonica, Arca (Arca) petropolitana, Arca (Arca) praeboucardi, Arca (Arca) sakamizuensis, Arca (Arca) sisquocensis, Arca (Arca) subcalcarea, Arca (Arca) subprotracta, Arca (Arca) suspecta, Arca (Arca) uedai, Arca (Arca) williamsoni, Arca (Arca) yaquensis

Type specimen: S.D.S.N.H79, a shell.

Ecology: stationary epifaunal suspension feeder

Distribution:

• Pliocene of United States (2: California collections)

Total: 2 collections each including a single occurrence

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