Acaste (genus)

Taxobox
name = "Acaste"
fossil_range = Silurian

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image_width = 200px
image_caption = Acaste downingiae (Murchison), on display at the Natural History Museum, London
regnum = Animalia
phylum = Arthropoda
classis = Trilobita
ordo = Phacopida
superordo = Phacopina
superfamilia = Acastoidea
familia = Acastidae
genus = "Acaste"
subdivision_ranks = Species
subdivision = See text

Acaste is a genus of extinct trilobite of the order Phacopida which lived throughout the Silurian period. They are characterized by a convex dorsal surface, an absence of spines, a shortening of the head-shield and a general rounding off of all angles [ H H Swinnerton - "Outlines of Palaentology", Edward Arnold (Publishers) Ltd, 1972 (p. 247) ISBN 0 7131 2357 5. ] . Species include "Acaste downingiae" [ "British Palaeozoic Fossils" - Natural History Museum 4th edition 1975. Plate 29. ISBN 0 565 05624 7.] (Wenlock Series).

References

See also

*List of trilobites