ammonites
Pecten (Oppenheimopecten) reliquus Brown and Pilsbry 1913

Bivalvia - Pectinida - Pectinoidae

Alternative combinations: Pecten (Euvola) reliquus, Pecten reliquus

Full reference: A. P. Brown and H. A. Pilsbry. 1913. Fauna of the Gatun Formation, Isthmus of Panama: II. Proceedings of the Academy of Natural Sciences of Philadelphia 64:500-519

Belongs to Pecten (Oppenheimopecten) according to W. P. Woodring 1982

Sister taxa: Pecten (Oppenheimopecten) cataractes, Pecten (Oppenheimopecten) chazaliei, Pecten (Oppenheimopecten) colpotus, Pecten (Oppenheimopecten) cristatocostatus, Pecten (Oppenheimopecten) josslingi, Pecten (Oppenheimopecten) turtoni, Philippia (Oppenheimopecten) subbenedictus

Type specimen: ANSP 3882, a shell

Average measurements (in mm): shell 34.9 x 39.0