Petasmatherus pusillus Girty 1909 (lamp shell)

Rhynchonellata - Rhynchonellida - Petasmatheridae

Alternative combinations: Hustedia pusilla, Pugnax pusilla

Full reference: G. H. Girty. 1909. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651

Belongs to Petasmatherus according to G. A. Cooper and R. E. Grant 1976

See also Branson 1948 and Cooper and Grant 1975

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

Ecology: stationary epifaunal suspension feeder

Distribution:

• Permian of Mexico (2 collections), United States (10: New Mexico, Texas)

Total: 12 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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