Cephalopoda - Ammonitida - Tetragonitidae
Alternative combination: Lytoceras (Tetragonites) epigonum
Belongs to Epigoniceras according to J. W. Haggart and R. Graham 2018
See also Paulcke 1907
Sister taxa: Litoceras (Tetragonites) zacatecanum, Lytoceras (Tetragonites) kingianum, Neoepigoniceras, Tetragonites (Tetragonites), Tetragonites bournensis, Tetragonites brazoensis, Tetragonites crudus, Tetragonites epigonus, Tetragonites glabrus, Tetragonites jonesi, Tetragonites lecontei, Tetragonites madagascarensis, Tetragonites margaritatus, Tetragonites marshalli, Tetragonites nautiloides, Tetragonites obscurus, Tetragonites popetensis, Tetragonites silencioensis, Tetragonites simplex, Tetragonites subtimotheanus, Tetragonites (Carinites) spathi
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Canada (3: British Columbia collections), Chile (1), United States (4: California)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.