MolluscaBase source details
Ulrich, E. O.; Foerste, A. F. (1936). New genera of Ozarkian and Canadian cephalopods. Journal of the Scientific Laboratories of Denison University. 30: 259-290.
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Ulrich, E. O.; Foerste, A. F.
1936
New genera of Ozarkian and Canadian cephalopods
Journal of the Scientific Laboratories of Denison University
30: 259-290
Publication
Pachendoceras Ulrich & Foerste, 1936 † (original description)
Shelbyoceras robustum Ulrich & Foerste, 1936 † (original description)
Shelbyoceras robustum Ulrich & Foerste, 1936 † (original description)