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Petasmatherus opulus Cooper and Grant 1969 (lamp shell)

Rhynchonellata - Rhynchonellida - Petasmatheridae

PaleoDB taxon number: 126025

Full reference: G. A. Cooper and R. E. Grant. 1969. New Permian brachiopods from west Texas. Smithsonian Contributions to Paleobiology 1:1-20

Belongs to Petasmatherus according to G. A. Cooper and R. E. Grant 1969

Sister taxa: Petasmatherus depressus, Petasmatherus mundus, Petasmatherus nitidus, Petasmatherus pumilus, Petasmatherus pusillus, Petasmatherus recticardinatus

Type specimen: USNM 148305a, a shell (Articulated shell)

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 3.82 x 3.61