Acastocephala

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

Acastocephala
Temporal range: Silurian
Scientific classification
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Acastocephala

Shergold, 1966
Species
  • A. macrops (Salter, 1864) (type) synonym Phacops downingiae var. β. macrops
  • A. dudleyensis Shergold, 1966[1]

Etymology

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

Taxonomy

Acastocephala may contain the ancestor of Acastava.[1]

Distribution

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References

  1. Shergold, J.H. (1966). "A revision of Acaste downingiae (Murchison) and related trilobites" (PDF). Palaeontology. 9 (2): 183–207. Archived from the original (PDF) on 2011-07-16.


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