| Acastidae Temporal range:
| |
|---|---|
| |
| Coltraneia oufatenensis | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita |
| Order: | †Phacopida |
| Superfamily: | †Acastoidea |
| Family: | †Acastidae Delo, 1935 |
| subfamilies[1] | |
| |
Acastidae is a family of trilobites in the order Phacopida, suborder Phacopina, superfamily Acastoidea, containing the following genera:[2]
- ^ Lieberman, B.S.; Kloc, G.J. (1997). "Evolutionary and biogeographic patterns in the Asteropyginae (Trilobita, Devonian) Delo, 1935". Bulletin of the American Museum of Natural History. 232: 127. hdl:2246/1623.
- ^ S. M. Gon III. "Order Phacopida". Archived from the original on 6 January 2011. Retrieved December 1, 2010.