†Hesperonomia crassa Ulrich and Cooper 1936 (lamp shell)
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Rhynchonellata - Orthida - Hesperonomiidae
Full reference: E. O. Ulrich and G. A. Cooper. 1936. New Genera and Species of Ozarkian and Canadian Brachiopods. Journal of Paleontology 10(7):616-631
Belongs to Hesperonomia according to E. O. Ulrich and G. A. Cooper 1936
Sister taxa: Hesperonomia antelopensis, Hesperonomia nemea, Hesperonomia orientalis, Hesperonomia planidorsalis, Hesperonomia subtransversa, Hesperonomia uzunbulakensis
Type specimen: 91550a-e, 91499a-f, 91551a,b (syntypes)
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Canada (1: Alberta collection), United States (1: Nevada)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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