Acastocephala
| Acastocephala Temporal range: Silurian | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita |
| Order: | †Phacopida |
| Family: | †Acastidae |
| Genus: | †Acastocephala Shergold, 1966 |
| Species | |
Acastocephala is a genus of trilobites from the middle Silurian, known from the United Kingdom.