Acastava

Acastava
Temporal range:
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: †Trilobita
Order: †Phacopida
Family: †Acastidae
Genus: †Acastava
Richter & Richter, 1954
Species
  • A. atavus (W.E. Schmidt, 1907) (type) synonym Cryphaeus atavus
  • A. schmidti Richter, 1909
  • A. lerougei Van Viersen, 2013

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.

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