Chondrichthyes - Symmoriiformes - Symmoriidae
Full reference: E. D. Cope. 1893. On Symmorium, and the position of cladodont sharks. American Naturalist 27:999-1001
Parent taxon: Symmoriidae according to M. Ginter et al. 2010
See also Goto et al. 1988, Hay 1902, Ivanov 1999, Jordan 1963, Sepkoski 2002, Williams 1985 and Zangerl 1981
Sister taxa: Cobelodus, Danaea, Gutturensis, Orestiacanthus, Petrodus, Stethacanthulus, Stethacanthus, Akmonistion, Bethacanthus, Physonemus parvulus, Physonemus chesterensis
Subtaxa: Symmorium reniforme
Type: Symmorium reniforme
Ecology: nektonic carnivore
Distribution:
• Carboniferous of United States (2: Illinois, New Mexico collections)
• Devonian of the Russian Federation (2)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.