Zell P, Stinnesbeck W. Kimmeridgian (Late Jurassic) cold-water idoceratids (Ammonoidea) from southern Coahuila, northeastern Mexico, associated with Boreal bivalves and belemnites. revmexcg [Internet]. 2015 Apr. 8 [cited 2025 Mar. 15];32(1). Available from: https://rmcg.unam.mx/index.php/rmcg/article/view/271