| Acastava Temporal range: Upper Pragian |
|
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Trilobita |
| Order: | Phacopida |
| Family: | Acastidae[1] |
| Genus: | Acastava |
Acastava is an extinct genus of trilobite in the order Phacopida, from the upper Pragian period of the Devonian.