Acastocephala

Acastocephala
Temporal range: Silurian
Scientific classification
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[1]

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

Etymology

The name is derived from the genus Acaste and the Ancient Greek κεφαλή (cephale) "head", indicating the headshield is similar to Acaste.[1]

Taxonomy

Acastocephala may contain the ancestor of Acastava.[1]

Distribution

References

  1. 1 2 3 4 Shergold, J.H. (1966). "A revision of Acaste downingiae (Murchison) and related trilobites" (PDF). Palaeontology 9 (2): 183–207.

External links

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