3D model of a representative Paleozoic bivalve

Virtual Collection: Class Bivalvia, Paleozoic Examples

This virtual collection was last curated by Jonathan Hendricks on April 18, 2019. Creative Commons License Each model is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Unless otherwise indicated, each model was created by Emily Hauf using specimens at the Paleontological Research Institution, Ithaca, New York.

Genus Grammysia

Fossil specimen of the bivalve Grammysia elliptica from the Devonian Ithaca Formation of Tompkins County, New York (PRI 76731). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Longest dimension of specimen is approximately 5.5 cm.


Fossil specimen of the bivalve Grammysia bisulcata from the Devonian Skaneateles Formation of Onondaga County, New York (PRI 76730). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Length of specimen is approximately 6.5 cm.


Genus Grammysioidea


Fossil specimen of the bivalve Grammysioidea arcuata from the Devonian Hamilton Group of Herkimer County, New York (PRI 76729). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Longest dimension of larger valve is approximately 5.5 cm.


Genus Myalina

Fossil bivalve Myalina copei from the Permian Moran Fm. of Shackelford County, Texas (PRI 50306). Specimen is on display at the Museum of the Earth, Ithaca, New York. Longest dimension of shell is approximately 9 cm.