†Oligorthis arbucklensis Ulrich and Cooper 1936 (lamp shell)
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Rhynchonellata - Orthida - Plectorthidae
Belongs to Oligorthis according to E. O. Ulrich and G. A. Cooper 1938
See also Ulrich and Cooper 1936
Sister taxa: none
Type specimen: USNM 91340a-f
Ecology: stationary epifaunal suspension feeder
Distribution:
• Arenig of United States (1: Texas collection)
• Ordovician of United States (1: Oklahoma)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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