Acastava

Acastava
Temporal range: Pragian to Emsian
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Phacopida
Suborder: Phacopina
Superfamily: Acastoidea
Family: Acastidae[1]
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.

References

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