1932  Bendoceras texanum.-Plummer: 486.
pt. 1937  Bendoceras shumardi.-Plummer & Scott: 215, pl.11 fig.8,9 (not 10-12).
     1940  Diaboloceras varicostatum Miller & Furnish: 527, pl.63 fig.6-10.    
     1950  Diaboloceras varicostatum.-Ruzhentsev: textfig.43a.
     1957  Diaboloceras varicostatum.-Miller, Furnish & Schindewolf: L65, textfig.94B,97.
     1958  Diaboloceras varicostatum.-Miller & Furnish: 259, 262 textfig.4B, pl.34 fig.10.
     1962  Diaboloceras varicostatum.-Unklesbay:106, pl.16 fig.6, pl.18 fig.5,6.
     1999  Diaboloceras varicostatum.-Manger, Meeks & Stephen: 85, text-fig.5.

Fig. see TAX2789, TAX5387 (suture).