Segura-Zarzosa, J.C., L.A. Abitia-Cardenas, and F. Galvan-Magaña. 1997. “Observations On The Feeding Habits Of The Shark Heterodontus Francisci Girard 1854 (Chondrichthyes: Heterodontidae), In San Ignacio Lagoon, Baja California Sur, Mexico”. Ciencias Marinas 23 (1):111-28. https://doi.org/10.7773/cm.v23i1.771.