“Bivalves from the Triassic?Jurassic transition in northern Spain (Asturias and western Basque?Cantabrian Basin)” (2010) Ameghiniana, 47(2), pp. 185–205. Available at: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/193 (Accessed: 28 October 2025).