†Shumardoceras fragile Ulrich et al. 1942 (mollusk)
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Cephalopoda - Tarphycerida - Estonioceratidae
Full reference: E. O. Ulrich, A. F. Foerste, A. K. Miller and W. M. Furnish. 1942. Ozarkian and Canadian cephalopods, Part I: Nautilicones. Geological Society of America Special Papers 37:1-157
Belongs to Shumardoceras according to E. O. Ulrich et al. 1942
Sister taxa: Shumardoceras complanatum, Shumardoceras taneyense
Ecology: fast-moving nektobenthic carnivore
Distribution: found only at Spring Creek south of Isabella (Ordovician of Missouri)
Specimen images are retrieved through the ePANDDA API.
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