Los Ammonoideos del Cenomaniense superior al Santoniense de la plataforma nord-castellana y la cuenca navarro cántabra. Parte II. Sistemática: Acanthocerataceae

Abstract

Upper Cenomanian to Santonian ammonite faunas from the northern part of the North-Castillian platform and the southern part of the Navarro-Cantabrian basin.

This work, based on the Doctoral thesis of the autor (SantamarIa, 1991), deals on the sistematics of the superfamiliy Acanthocerataceae from the Upper Cenomanian to Santonian of the northern part of the North-Castillian platform and the southern part of the Navarro-Cantabrian basin.
In this second part fifty ammonite species are described, being two of them new: Romaniceras (R.) navarrense and Eulophoceras losaense.