The superfamilies Deshayesitoidea and Douvilleiceratoidea are both restricted to the Lower Cretaceous, mainly Aptian and Albian. The genera Turkmeniceras and Paraspiticeras, included by Wright et al., 1996 in respectively the Deshayesitinae and the Roloboceratinae, were treated in Lower Cretaceous Ammonites Volume III (2007) in the families Heteroceratidae and Emericeratidae.
There are currently no reviews for this product. Be the first to review this product!
Your orders support book donation projects
The efficiency of supply, favourable pricing, and the friendly personal service we receive, makes dealing with NHBS a real pleasure
Search and browse over 110,000 wildlife and science products
Multi-currency. Secure worldwide shipping
Wildlife, science and conservation since 1985