Ischyrhiza
| Ischyrhiza Temporal range: 93.5–55.8 Ma | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Superorder: | Batoidea |
| Order: | Pristiformes |
| Suborder: | Sclerorhynchoidea |
| Family: | Sclerorhynchidae |
| Genus: | Ischyrhiza Leidy, 1856 |
| Species | |
| |
Ischyrhiza is an extinct genus of cartilaginous fish from the Cretaceous and Paleogene belonging to the primitive Batoidea family Sclerorhynchidae.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 205)
- The Paleobiology Database accessed on 8/21/09
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