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Calliprotonia inexpectatum Cooper 1957 (lamp shell)

Strophomenata - Productida - Echinoconchidae

PaleoDB taxon number: 128877

Alternative combinations: Bathymyonia inexpectans, Echinoconchus inexpectatus

Full reference: G. A. Cooper. 1957. Permian brachiopods from central Oregon. Smithsonian Miscellaneous Contributions 134(12):1-79

Belongs to Calliprotonia according to G. R. Shi and J.B. Waterhouse 1996

Sister taxon: Calliprotonia sterlitamakensis

Type specimen: USNM 125551, a shell (Articulated shell)

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 25.0 x 26.5, valve 23.0 x 26.2