Tesseraspis
| Tesseraspis Temporal range:  | |
|---|---|
| Scientific classification   | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Subphylum: | Vertebrata | 
| Infraphylum: | Agnatha | 
| Class: | †Pteraspidomorpha | 
| Subclass: | †Heterostraci | 
| Family: | †Tesseraspidiformes | 
| Genus: | † Wills, 1936 | 
Tesseraspis is a Lowermost Devonian fish characteristic of the Traquairaspis Fish Zone.[1]
References
- ^ Obruchev, D.; KaratajÜtÉ-Talimaa, V. (1967). "Vertebrate faunas and correlation of the Ludlovian-Lower Devonian in eastern Europe". Journal of the Linnean Society of London, Zoology. 47 (311): 5. doi:10.1111/j.1096-3642.1967.tb01390.x.