1907  Prolobites? sp.Raymond, p.118.
     1909  Prolobites simplex Raymond, p.152, pl.7 fig.13,14,  pl.8 fig.1-3, textfig.3.
 pt. 1909  Prolobites crebriseptum.-Raymond, p.153, pl.8 fig.8  (non textfig.4 or pl.8 fig.5-7).
     1910  Prolobites sp. Raymond, p.2.
     1912  Prolobites sp. Raymond, p.742.
     1916  Prolobites simplex.-Haynes, p.27.
     1934  Raymondiceras simplex.-Schindewolf, p.336, textfig.2,  5a,5b.
     1938  Raymondiceras simplex.-Miller, p.173, pl.38 fig.1-6.
     1971  Raymondiceras simplex.-Bogoslovskiy, p.97, fig.28d.
     1975  Raymondiceras simplex.-Petersen, p.24, textfig.13A.
     2002  Raymondiceras simplex.-Korn & Klug: 205, fig.179 E, G, Fig.180.
     2006  Raymondiceras simplex.-Korn & Titus: 202, fig.2F-J, 4A-D.

Fig. see TAX917 E (suture).