Changshunella, Sun & Baliński & Ma & Zhang, 2004

Sun, Yuanlin, Baliński, Andrzej, Ma, Xueping & Zhang, Yubo, 2004, New bizarre micro-spiriferid brachiopod from the Early Carboniferous of China, Acta Palaeontologica Polonica 49 (2), pp. 267-274 : 269

publication ID

https://doi.org/ 10.5281/zenodo.13507972

persistent identifier

https://treatment.plazi.org/id/49378797-FFD0-4B02-261C-FE27F89D9BF2

treatment provided by

Felipe

scientific name

Changshunella
status

 

Genus Changshunella nov.

Type species by monotypy: Changshunella yangi gen. et sp. nov. Etymology: From Changshun, the county of the type locality.

Diagnosis.—Small sized, transverse, ventribiconvex verneuiliids with very high and flat, procline ventral interarea. Delthyrium narrowly elongate triangular, covered by convex pseudodeltidum. Hinge line denticulate. Ventral valve with three prominent round to medially grooved compound plications. Dorsal valve with three simple plications. Flanks smooth. Ornament of growth lamellae only. Ventral interior with dental ridges. Dorsal interior with well−developed bilobate and striated cardinal process (ctenophoridium), lack of crural plates.

Occurrence.—Lower Carboniferous, Tournaisian. Muhua, Changshun County, Guizhou, China.

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