Rhynchonellata - Athyridida - Athyrididae
Alternative combinations: Athyris subexpansa, Cleiothyridellina subexpansa, Spirigera subexpansa
Full reference: W. Waagen. 1883. Productus Limestone Fossils, Part IV, fas. 2. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):391-546
Belongs to Cleiothyridina according to J. I. Tazawa 2011
See also Diener 1897, Diener 1915, Fantini Sestini 1965, Grunt 1980, Grunt 1986, Shen et al. 2001, Shimizu 1981, Tewari and Srivastava 1967, Waagen 1883, Waterhouse 1966, Waterhouse 1978 and Waterhouse and Chen 2007
Sister taxa: Athyris (Cleiothyridina) bajtuganensis, Athyris (Cleiothyridina) epigona, Athyris (Cleiothyridina) warchensis, Cleiothyridina accola, Cleiothyridina acutomarginalis, Cleiothyridina ailakensis, Cleiothyridina anabathra, Cleiothyridina attenuata, Cleiothyridina bajkurica, Cleiothyridina baracoodensis, Cleiothyridina barbata, Cleiothyridina capillata, Cleiothyridina circularis, Cleiothyridina ciriacksi, Cleiothyridina corculum, Cleiothyridina dalmiriensis, Cleiothyridina davidsoni, Cleiothyridina dilimensis, Cleiothyridina echidniformis, Cleiothyridina excavata, Cleiothyridina fimbriata, Cleiothyridina glenparkensis, Cleiothyridina globulina, Cleiothyridina grossula, Cleiothyridina hayasakai, Cleiothyridina hirsuta, Cleiothyridina interposita, Cleiothyridina intonsa, Cleiothyridina laminosa, Cleiothyridina laqueata, Cleiothyridina macleayana, Cleiothyridina maynci, Cleiothyridina milleri, Cleiothyridina mulsa, Cleiothyridina nana, Cleiothyridina nielseni, Cleiothyridina nikolaevi, Cleiothyridina obmaxima, Cleiothyridina orbicularis, Cleiothyridina ovalis, Cleiothyridina pectinifera, Cleiothyridina perthensis, Cleiothyridina pijaensis, Cleiothyridina pilularis, Cleiothyridina rara, Cleiothyridina rectimarginata, Cleiothyridina saraiensis, Cleiothyridina semiconcava, Cleiothyridina seriata, Cleiothyridina shenshuensis, Cleiothyridina simulans, Cleiothyridina solovjevae, Cleiothyridina sublamellosa, Cleiothyridina tenuilineata, Cleiothyridina tribulosa, Cleiothyridina tschironensis, Cleiothyridina uralica, Cleiothyridina xetriformis, Cleiothyridina zhexiensis, Spirifer deroissyi, Cleiothyridellina accoliformis
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Canada (1: Nunavut collection), China (7), India (3), Iran (2), Japan (1), Nepal (6), Pakistan (142)
Total: 162 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.