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Brachiopod From Wikipedia, the free encyclopedia
Composita is an extinct brachiopod genus that lived from the Late Devonian to the Late Permian.[1] Composita had a cosmopolitan global distribution, having lived on every continent except Antarctica.[1][2] Composita had a smooth shell with a more or less distinct fold and sulcus and a round opening for the pedicle on the pedicle valve. Composita is included in the family Athyrididae (Order Athyridida) and placed in the subfamily Spirigerellinae.
Composita | |
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Composita from the Boone Formation of northern Arkansas. | |
Scientific classification | |
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Family: | †Athyrididae |
Subfamily: | †Spirigerellinae |
Genus: | †Composita Brown, 1849 |
Species | |
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Related genera include Cariothyris and Planalvus along with Athyris.
The following species within this genus have been described:[1][2]
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