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Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: †Trilobitomorpha
Classis: Trilobita
Ordo: Phacopida
Subordo: Phacopina
Superfamilia: Acastoidea
Familia: Acastidae
Genera: Acastava – Acaste – Acastella – Acastellina – Acastocephala – Acastoides – Acastopyge – Armorigreenops – Asteropyge – Baniaspis – Bellacartwrightia – Bradocryphaeus – Braunops – Breizhops – Centauropyge – Chimaerastella – Coltraneia – Comura – Cryphina – Delocare – Deloops – Destombesina – Dunopyge – Echinopyge – Erbenochile – Ewacaste – Feruminops – Gourdonia – Greenops – Gudralisium – Hallandclarkeops – Harringtonacaste – Heliopyge – Hexacosta – Hollardops – Kayserops – Kennacryphaeus – Kloucekia – Llandovacaste – Metacanthina – Mimocryphaeus – Morocconites – Mrakibina – Neocalmonia – Neometacanthus – Paracryphaeus – Pelitlina – Phacopidina – Philonyx – Pilletina – Protacanthina – Pseudocryphaeus – Psychopyge – Quadratispina – Quadrops – Radiopyge – Rheicops – Rhenops – Saharops – Sanidopyge – Scotiella – Sokhretia – Stummiana – Talus – Tolkienia – Treveropyge – Turcopyge – Walliserops
Name

Acastidae Delo, 1935
References
Primary references

Delo, D.M. 1935. A Revision of the Phacopid Trilobites. Journal of Paleontology 9(5): 402–420. JSTOR Reference page.

Acastidae is a family of trilobites in the order Phacopida, suborder Phacopina, superfamily Acastoidea, containing the following genera:[2]

Acastava
Acaste
Acastella
Acastellina
Acastocephala
Acastoides
Acastopyge
Armorigreenops
Asteropyge
Baniaspis
Bellacartwrightia
Bradocryphaeus
Braunops
Breizhops
Centauropyge
Chimaerastella
Coltraneia
Comura
Cryphina
Delocare
Deloops
Destombesina
Dunopyge
Echinopyge
Erbenochile
Ewacaste
Feruminops
Gourdonia
Greenops
Gudralisium
Hallandclarkeops
Harringtonacaste
Heliopyge
Hexacosta
Hollardops
Kayserops
Kennacryphaeus
Kloucekia
Llandovacaste
Metacanthina
Mimocryphaeus
Minicryphaeus
Morocconites
Mrakibina
Neocalmonia
Neometacanthus
Paracryphaeus
Pelitlina
Phacopidina
Philonyx
Pilletina
Protacanthina
Pseudocryphaeus
Psychopyge
Quadratispina
Quadrops
Radiopyge
Rheicops
Rhenops
Saharops
Sanidopyge
Scotiella
Sokhretia
Stummiana
Talus
Tolkienia
Treveropyge
Turcopyge
Walliserops

References

Lieberman, B.S.; Kloc, G.J. (1997). "Evolutionary and biogeographic patterns in the Asteropyginae (Trilobita, Devonian) Delo, 1935". Bulletin of the American Museum of Natural History. 232: 127. hdl:2246/1623.
S. M. Gon III. "Order Phacopida". Archived from the original on 6 January 2011. Retrieved December 1, 2010.

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