Rhynchonellata - Terebratulida - Dielasmatidae
Alternative combination: Elasmata retusus
Full reference: J. B. Waterhouse. 1982. An Early Permian cool-water fauna from pebbly mudstones in south Thailand. Geological Magazine 119(4):337-354
Belongs to Elasmata according to H. Xu et al. 2024
See also Shi et al. 2001, Waterhouse 1982 and Waterhouse and Ranga Rao 1989
Sister taxa: none
Type specimen: TBR 527, a valve (Dorsal valve, internal mould). Its type locality is Ko Muk Island, Collection 3, which is in an Asselian marine sandstone in the Lower Formation of Thailand.
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of China (1 collection), Thailand (3)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.