Acastava

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.^[1]

Phylum:Arthropoda

Clade:†Artiopoda

Class:†Trilobita

Order:†Phacopida

Quick facts Scientific classification, Species ...

Acastava Temporal range: Pragian to Emsian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	†Artiopoda
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

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