Traits taxon details
original description
Gordon, M.J. and Yochelson, E.L. (1983). A gastropod fauna from the Cravenoceras hesperium ammonoid zone (Upper Mississippian) in East-central Nevada. <em>Journal of Paleontology.</em> 57: 971–991. page(s): 987, figs. 3J-M [details] Available for editors
|