Acastocephala

Acastocephala
Temporal range: Silurian
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Phacopida
Family: Acastidae
Genus: Acastocephala
Shergold, 1966
Species
  • A. macrops (Salter, 1864) (type) synonym Phacops downingiae var. β. macrops
  • A. dudleyensis Shergold, 1966

Acastocephala is a genus of trilobites from the middle Silurian, known from the United Kingdom.