Rhynchonellata - Terebratulida - Notothyrididae
Alternative spelling: Dielasma (Notothyris)
Full reference: W. Waagen. 1882. Productus Limestone Fossils, Part IV, fas. 1. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):329-390
Parent taxon: Notothyrididae according to A. Williams et al. 2006
See also Mansuy 1912 and Sepkoski 2002
Sister taxa: Alwynia, Chondronia, Cryptacanthiinae, Enallosia, Gefonia, Levinotothyris, Notothyrina, Pseudorostranteris, Rostranteris, Timorina
Subtaxa: Dielasma (Notothyris) triangularis Notothyris acuta Notothyris berkeyi Notothyris bifoldes Notothyris buriensis Notothyris chainahaensis Notothyris crassa Notothyris daudensis Notothyris depressus Notothyris djoulfensis Notothyris duplicata Notothyris fissicostata Notothyris ghundiensis Notothyris gillilandensis Notothyris gojraensis Notothyris hexeris Notothyris inaequiplicata Notothyris inflata Notothyris irregularis Notothyris jalaidensis Notothyris lenticularis Notothyris liangshuikouensis Notothyris lochardi Notothyris lucida Notothyris minuta Notothyris multiplicata Notothyris nucleolus Notothyris orthosinus Notothyris planiplicata Notothyris polaris Notothyris praelecta Notothyris pseudodjoulfensis Notothyris qujiangensis Notothyris rectimarginatus Notothyris revocata Notothyris riparia Notothyris sakagami Notothyris sarinensis Notothyris shizilingensis Notothyris simplex Notothyris subnucleolus Notothyris subpentagona Notothyris subvesicularis Notothyris triplax Notothyris triplicata Notothyris uralica Notothyris venusta Notothyris walkeri Notothyris warthi
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Triassic of China (1 collection)
• Permian of Afghanistan (1), Armenia (1), Azerbaijan (11), Canada (1: Nunavut), China (66), India (1), Indonesia (2), Iran (6), Japan (1), Laos (1), Malaysia (1), Myanmar (2), Nepal (1), Oman (1), Pakistan (121), the Russian Federation (2), Tajikistan (7), Thailand (13), Ukraine (1), United States (14: Texas)
• Carboniferous of China (3)
Total: 258 collections including 513 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.