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Juxathyris zhijinensis Liao 1980 (lamp shell)

Rhynchonellata - Athyridida - Athyrididae

PaleoDB taxon number: 191226

Alternative combination: Araxathyris zhijinensis

Synonym: Athyris triangularis Shen et al. 1992 (taxon 150058)

Full reference: Z. T. Liao. 1980. Upper Permian brachiopods from western Guizhou. Late Permian Stratigraphy and Fossils in Western Guizhou and Eastern Yunnan 241-277

Belongs to Juxathyris according to S.-Z. Shen et al. 2004

Sister taxa: Athyris rhynchonelloides, Juxathyris abrupta, Juxathyris apionucula, Juxathyris bisulcata, Juxathyris bisulcatum, Juxathyris doliformis, Juxathyris elongata, Juxathyris gaoqiaoensis, Juxathyris guizhouensis, Juxathyris linguformis, Juxathyris mongoliensis, Juxathyris obesa, Juxathyris omeishanensis, Juxathyris orbiculariformis, Juxathyris pinguis, Juxathyris rectimarginalis, Juxathyris shuizhutangensis, Juxathyris subcircularis, Spirigerella disulcata, Spirigerella gulingensis, Spirigerella leshanensis

Type specimens:

  • Juxathyris zhijinensis: NIGP 43762. Its type locality is Pingqiao P-2, Zhijin County, which is in a Changhsingian marine horizon in China.
  • Athyris triangularis:

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 24.3 x 23.9