Bivalvia - Cardiida - Veneridae

Alternative combination: Agriopoma mancorensis

Full reference: A. A. Olsson. 1931. Contributions to the Tertiary Paleontology of Northern Peru: Part 4, The Peruvian Oligocene. Bulletins of American Paleontology 17(63)

Belongs to Pitar according to M. C. Perrilliat 1992

Sister taxa: Meretrix (Pitar) dalikiensis, Pitar (Calpitaria), Pitar (Chionella), Pitar (Cordiopsis), Pitar (Costellipitar), Pitar (Hyphantosoma), Pitar (Lamelliconcha), Pitar (Nanopitar), Pitar (Paradione), Pitar (Pitar), Pitar (Pitar) nuttali, Pitar (Pitarenus), Pitar (Pitarina), Pitar albidus, Pitar baylii, Pitar cedroensis, Pitar colchaguana, Pitar cordatus, Pitar morrhuanus, Pitar petropolitanus, Pitar porrecta, Pitar rostratus, Pitar salanga, Pitar sciaena, Pitar securiformis, Pitar simpsoni, Pitar sorachiensis, Cytherea (Caryatis) pratti

Type specimen: Its type locality is Mancora Fm, which is in an Oligocene marine sandstone/shale in the Mancora Formation of Peru

Ecology: facultatively mobile infaunal suspension feeder