Bivalvia - Cardiida - Veneridae
Alternative combination: Pachydesma inezana
Full reference: T. A. Conrad. 1856. Descriptions of three new genera; twenty-three new species Middle Tertiary fossils from California, and one from Texas. Proceedings of the Academy of Natural Sciences of Philadelphia 8:301-327
Belongs to Tivela (Pachydesma) according to A. J. W. Hendy 2020
See also Clark and Anderson 1938, Conrad 1856, Loel and Corey 1932 and Wagner and Schilling 1923
Sister taxa: Pachydesma sulcataria, Tivela (Pachydesma) diabloensis, Tivela (Pachydesma) gabbi, Tivela (Pachydesma) stultorum
Type specimen: USNM 13349, a shell
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Miocene of United States (13: California collections)
• Oligocene of United States (1: California)
• Eocene of United States (1: California)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.