| Named By: | Richard Lund in 1977 |
| Time Period: | Upper Mississippian, 318.1-328.3 Ma |
| Location: | USA, Montana |
| Size: | E. meltoni males up to 15 centimetres long, females 7 centimetres. E. snyderi only known from juveniles at the time of writing, but analysis suggests slightly larger than E. meltoni when fully grown |
| Diet: | Uncertain |
| Fossil(s): | Numerous individuals including juvenile specimens |
| Classification: | | Chordata | Chondrichthyes | Holocephali | Chimaeriformes | |
Echinochimaera is an extinct genus of fish, it was assigned to the order chimaera by Jack Sepkoski in 2002. The genus' name derives from the Greek ekhino (echino) meaning spiny, and chimaera.