Protochelydra
| Protochelydra Temporal range:  | |
|---|---|
| Scientific classification   | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Order: | Testudines | 
| Suborder: | Cryptodira | 
| Family: | Chelydridae | 
| Genus: | † Erickson 1973 | 
| Species | |
| †Protochelydra zangerli | |
Protochelydra zangerli is an extinct species of chelydid in the extinct genus Protochelydra of Chelydridae.[1][2]
References
- ^ Erickson, B. R. (1973). "A new chelydrid turtle Protochelydra zangerli from the late Paleocene of North America". Sci. Publ. Sci. Mus. Minn. N.S. 2 (2): 1–16.
- ^ Danilov, G.; Parham, J. F. (2008). "A reassessment of some poorly known turtles from the Middle Jurassic of China, with comments on the antiquity of extant turtles" (PDF). Journal of Vertebrate Paleontology. 28 (2): 306–318. doi:10.1671/0272-4634(2008)28[306:AROSPK]2.0.CO;2.