Protocaris
| Protocaris | |
|---|---|
 | |
| P. marshi | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Crustacea |
| Class: | Branchiopoda |
| Order: | Protocaridida |
| Family: | Protocarididae |
| Genus: | Protocaris Walcott, 1884 [1] |
Protocaris marshi is an extinct Cambrian arthropod[2] that resembles branchiopod notostracan crustaceans of the genus Triops.[3]
References
- ↑ Charles Doolittle Walcott (1884). "On a new genus and species of Phyllopoda from the Middle Cambrian". On the Cambrian faunas of North America. Preliminary studies. Bulletin of the United States Geological Survey 10. USGS. pp. 50–51.
- ↑ Charles Doolittle Walcott (1886). "Introductory observations". Second contribution to the studies on the Cambrian faunas of North America. Bulletin of the United States Geological Survey 30. USGS. pp. 11–71.
- ↑ H. M. Bernard (1894). "The systematic position of the trilobites". Quarterly Journal of the Geological Society 50: 411–434. doi:10.1144/GSL.JGS.1894.050.01-04.28.