1999  Calygirtyoceras darkaouaense Korn, Klug & Mapes: 354,  text-fig.6A, B, pl.1 fig.6, 7.
     2007  Calogirtyoceras darkaouaense Korn et al.: 141, Fig.13

[Holotype: GPITübingen 1851-879.]

Fig. see TAX6541 A (cross-section), B and Fig.6542 (suture).

FOTO6542.