Acastava is an extinct genus of trilobite in the order Phacopida, from the upper Pragian (A. atavus) to Emsian period (both other species listed) of the Devonian.

Acastava
Temporal range: Pragian to Emsian
Scientific classification
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Acastava

Richter & Richter, 1954
Species
  • A. atavus (W.E. Schmidt, 1907) (type) synonym Cryphaeus atavus
  • A. schmidti Richter, 1909
  • A. lerougei Van Viersen, 2013

References

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  1. ^ "Phacopida Fact Sheet". www.trilobites.info. Archived from the original on 28 August 2008. Retrieved 2008-09-07.
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