Echinorhinus
ver. 1.2
| Family Echinorhinidae GILL, 1862 |
| Genus Echinorhinus BLAINVILLE, 1816 |
| Echinorhinus pozzii (AMEGHINO, 1906): Lower Pliocene Bahia Inglesa Formation (Huarra Formation) to possibly the Upper Miocene (approx. 4-6 mya ago), Atacama Desert, Copiapo, Chile |

| 13 mm W |
| Echinorhinus caspius GLÜCKMAN, 1964: Upper Eocene (Bartonian), Shorin Formation, Tusbair Region, Mangyshlak, W. Kazakhstan |

| 11 mm W |
| Echinorhinus priscus ARAMBOURG, 1952: Upper Eocene, Mangyshlak, W. Kazakhstan |

| 4.5 mm W |
| Echinorhinus sp.: Upper Cretaceous (Maastrichtian), Lambert Formation, Hornby Island, Canada |

| 20120221 |