Pitar stocki Weaver and Van Winkle Palmer 1922 (venus clam)

Bivalvia - Cardiida - Veneridae

Alternative combination: Pitaria stocki

Full reference: C. E. Weaver and K. Van Winkle Palmer. 1922. Fauna from the Eocene of Washington. University of Washington Publications in Geology 1(3):1-56

Belongs to Pitar according to A. J. W. Hendy 2020

See also Weaver and Van Winkle Palmer 1922

Sister taxa: Meretrix (Pitar) dalikiensis, Meretrix (Pitar) elliptica, Pitar (Calpitaria), Pitar (Chionella), Pitar (Cordiopsis), Pitar (Costellipitar), Pitar (Hyphantosoma), Pitar (Lamelliconcha), Pitar (Meisenia), Pitar (Nanopitar), Pitar (Omnivenus), Pitar (Paradione), Pitar (Pitar), Pitar (Pitar) nuttali, Pitar (Pitarenus), Pitar (Pitarina), Pitar addicotti, Pitar albidus, Pitar barbarensis, Pitar baylii, Pitar behri, Pitar cedroensis, Pitar colchaguana, Pitar cordatus, Pitar diabloensis, Pitar hataii, Pitar kotoi, Pitar mancorensis, Pitar morrhuanus, Pitar murphyi, Pitar ozakii, Pitar palmeri, Pitar parisiensis, Pitar petropolitanus, Pitar porrecta, Pitar quadratus, Pitar rostratus, Pitar salanga, Pitar sciaena, Pitar securiformis, Pitar simiensis, Pitar simpsoni, Pitar sinedepressa, Pitar sorachiensis, Pitar subarestus, Pitar transversus, Pitar uvasana, Pitar vancouverensis, Pitar vulnerata, Cytherea (Caryatis) pratti

Type specimen: Its type locality is UW 320, which is in a Bartonian marine horizon in the Cowlitz Formation of Washington

Ecology: facultatively mobile infaunal suspension feeder

Distribution: found only at UW 320

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