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Cassianoides crassispinosus Chronic 1949 (scallop)

Bivalvia - Pectinida - Heteropectinidae

PaleoDB taxon number: 136434

Alternative combination: Aviculopecten crassispinosus

Full reference: B.J. Chronic. 1949. Invertebrate paleontology (excepting fuslinids and corals). Upper Paleozoic of Peru 46-173

Belongs to Cassianoides according to K. Nakazawa 1999

Sister taxa: Cassianoides kingorum, Cassianoides rara, Cassianoides sexcostatus

Type specimen: AMNH 27034/1:1, a valve (Left valve). Its type locality is AMNH298, Bed 39a, Pasaje-Picchu Section 8, which is in an Asselian/Sakmarian marine limestone in Peru.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell length 4.88