The Zorrillo Formation is a geologic formation in Mexico, near Tezoatlán de Segura y Luna, Oaxaca. It preserves fossils dating back to the Jurassic period.

• List of fossiliferous stratigraphic units in Mexico

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 8 July 2014.
• Rodríguez-de la Rosa, Rubén A.; Velasco-de León, María Patricia; Lozano-Carmona, Diego-Enrique; Arellano-Gil, Javier (2018). "Middle Jurassic ankylosaur tracks from Mexico" (PDF). Boletín de la Sociedad Geológica Mexicana. 70 (2): 379–395.

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