Family Dapediidae | Phylum Chordata Order Dapediiformes Rank Genus | |
Similar Tetragonolepis, Sargodon, Dapedium, Semionotiformes, Semionotus | ||
Hemicalypterus is an extinct genus of prehistoric ray-finned fish that lived during the late Triassic period (approx. 221.4 to 205.6 Ma). Fossils of species have been collected in the southwestern United States, including Utah and New Mexico.
References
Hemicalypterus Wikipedia(Text) CC BY-SA