Fig. 1From: Covariance of sutural complexity with whorl shape: evidence from intraspecific analyses of the Cretaceous ammonoid Desmoceras Photograph of Desmoceras latidorsatum from Madagascar. a, b Lateral and ventral views of D. latidorsatum forma complanata; c, d lateral and ventral views of D. latidorsatum forma media; e, f lateral and ventral views of D. latidorsatum forma inflata Back to article page