†Hesperotrophia obscura Ulrich and Cooper 1936 (lamp shell)
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Rhynchonellata - Pentamerida - Tetralobulidae
Belongs to Hesperotrophia according to E. O. Ulrich and G. A. Cooper 1938
See also Ulrich and Cooper 1936
Sister taxa: none
Type specimen: USNM 92882a-k, a shell
Ecology: stationary epifaunal suspension feeder
Distribution: found only at northeast shoulder of Fossil Mountain, 8.7 miles northeast of Lake Louise (Ordovician of Alberta)
Specimen images are retrieved through the ePANDDA API.
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