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Argopecten evermanni Jordan and Hertlein 1926 (calico scallop)

Bivalvia - Pectinida - Pectinoidae

PaleoDB taxon number: 293060

Alternative combination: Pecten (Plagioctenium) evermanni

Full reference: E. K. Jordan and L. G. Hertlein. 1926. Expedition to the Revillagigedo Islands, Mexico, in 1925, VII. Contribution to the geology and paleontology of the Tertiary of Cedros Island and adjacent parts of Lower California. Proceedings of the California Academy of Sciences 15(14):409-464

Belongs to Argopecten according to E. J. Moore 1984

Sister taxa: Argopecten abietis, Argopecten ameleus, Argopecten anteamplicostata, Argopecten antonitaensis, Argopecten callidus, Argopecten crassiradiatus, Argopecten cristobalensis, Argopecten daideleus, Argopecten demiurgus, Argopecten deserti, Argopecten diminutivus, Argopecten eboreus yorkensis, Argopecten eccentricus, Argopecten ericellus, Argopecten gibbus, Argopecten gilbertharrisi, Argopecten gratus, Argopecten hakei, Argopecten inaequalis, Argopecten insuetus, Argopecten invalidus, Argopecten irradians, Argopecten levicostatus, Argopecten mendenhalli, Argopecten nerterus, Argopecten parathetidis, Argopecten percarus, Argopecten purpuratus, Argopecten revellei, Argopecten subdolus, Argopecten sverdrupi, Argopecten thetidis, Argopecten uselmae, Argopecten venezualanus, Argopecten ventricosus, Argopecten woodringi, Chlamys (Argopecten) agronomica, Chlamys (Plagioctenium) howei, Pecten (Plagioctenium) mendenhalli, Pecten (Plagioctenium) operculiformis, Chlamys (Plagioctenium) mcguirti, Pecten (Plagioctenium) neahensis, Chlamys (Plagioctenium) diprosopa, Chlamys (Plagioctenium) reedsi

Type specimen: CAS 2108, a shell. Its type locality is C.A.S. Loc. 944, Turtle Bay, which is in a Pliocene marine sandstone in Mexico.

Ecology: facultatively mobile epifaunal suspension feeder

Average measurements (in mm): shell 125.0 x 115.0