Acastocephala is a genus of trilobite from the middle Silurian, known from the United Kingdom.[2]
| Acastocephala Temporal range: Silurian
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| Genus: | Acastocephala Shergold, 1966
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Etymology
editThe name is derived from the genus Acaste and the Ancient Greek κεφαλή (kephalē) "head", indicating the headshield is similar to Acaste.[1]
Taxonomy
editDistribution
edit- A. macrops occurs in the Middle Silurian of the United Kingdom (Wenlock Shale, Malvern, Worcestershire; Wenlock Limestone, Pen-y-Lan, Cardiff, and Dudley and Ludlow, Ledbury, Hereford).
- A. dudleyensis has been found in the Middle Silurian of the United Kingdom (Wenlock Limestone, Wren's Nest, Dudley, Worcestershire).[1]
References
edit- ^ a b c d 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.
- ^ "BioLib: Biological library".
External links
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