ammonites
Schuchertella cooperi Grant 1976 (lamp shell)

Strophomenata - Orthotetida - Schuchertellidae

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

Belongs to Schuchertella according to J. I. Yanagida and N. Nakornsri 1999

Sister taxa: Schuchertella bassa, Schuchertella beyrichi, Schuchertella fushuiensis, Schuchertella humboldtensis, Schuchertella luliangensis, Schuchertella probabilis, Schuchertella quryatensis, Schuchertella semiplana, Schuchertella shenshuensis, Schuchertella subvexa, Schuchertella tapina, Streptorhynchus (Schuchertella) asperulus, Streptorhynchus (Schuchertella) praeceps

Type specimen: USNM 211678, a shell (Articulated shell)

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 11.3 x 14.9, valve 9.17 x 12.59