1957  Beyrichoceras sp. Conkin: 125.
     1965  Muensteroceras? sp. Gordon: 13, 181 (pt.), pl.17 fig.7-9.
     1965  Beyrichoceras sulcatum.- Knapp: 41, fig.6b-d, 7-9, pl.2 fig.1-3.
     1985  Beyrichoceras n. sp. Gordon & Mason: 195.
     2000  Winchelloceras ? sp. Work, Nassichuk & Richards: 25.
      ----    Winchelloceras s. sp. Work, Nassichuk & Richards: 26.
     2004  Winchelloceras knappi Work & Mason: 1133, Fig.4.3, 4.4, 4.11, 4.12, 7, 8.1, 8.2.

Holotype: SUI 11971.