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Hercosestria
Hercosestria
is an extinct genus of brachiopods from the Lower and Middle Permian.[1] They were important reef-forming organisms because of their conical shapes, attaching spines, and gregarious habits.[2] It is related to Richthofenia.[3] Species
Species
of the genus have been found in Texas
Texas
(H. cribrosa and H. laevis) and Guatemala (H. notialis). References[edit]

^ Paleobiology Database. " Hercosestria
Hercosestria
cribrosa". Retrieved 11 January 2012.  ^ Weidlich, O. (2002). " Permian
Permian
reefs re-examined: extrinsic control mechanisms of gradual and abrupt changes during 40 my of reef evolution". Geobios. 35 (Supplement 1): 287–294. doi:10.1016/s0016-6995(02)00066-9.  ^ Cooper, G.A.; Grant, R.E. (1969). "New Permian
Permian
brachiopods from west Texas" (PDF). Smithsonian Contributions to Paleobiology. 1: 1–20. doi:10.5479/si.00810266.1.1. 

Hercosestria
Hercosestria
cribrosa Cooper & Grant 1969 (Roadian, Guadalupian, Middle Permian); Glass Mountains, Texas.

Hercosestria
Hercosestria
cribrosa Cooper & Grant 1969 (Roadian, Guadalupian, Middle Permian); Glass Mountains, Texas.

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Taxon identifiers

Wd: Q5736340 Fossilworks: 27443 GBIF: 4870125

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Permian
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