Rhynchonellata - Spiriferida - Ingelarellidae

Full reference: R. E. Grant. 1976. Permian brachiopods from southern Thailand. Paleontological Society Memoir 9:1-269

Belongs to Martiniopsis according to R. E. Grant 1976

Sister taxa: Martiniopsis adminiculata, Martiniopsis cathaysiensis, Martiniopsis convexa, Martiniopsis grandiformis, Martiniopsis inflata, Martiniopsis lutugini, Martiniopsis orientalis, Martiniopsis patella, Martiniopsis shandaohuensis, Martiniopsis subpentagonalis, Martiniopsis uralica, Martiniopsis woodi, Martiniopsis xizangensis

Type specimen: USNM 213003, a valve (Ventral valve). Its type locality is USNM9270, Phangnga, which is in a Roadian marine limestone in the Rat Buri Formation of Thailand.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): valve 12.5 x 15.9