McRoberts, Christopher A. 2019. “Late Triassic (Norian-Rhaetian) Bivalves from the Antimonio Formation, Northwestem Sonora, Mexico”. Revista Mexicana De Ciencias Geológicas 14 (2):167-77. https://rmcg.unam.mx/index.php/rmcg/article/view/1131.