Heterodontidae

Calle-Morán, Marcos Douglas & Béarez, Philippe, 2020, Updated checklist of marine cartilaginous fishes from continental and insular Ecuador (Tropical Eastern Pacific Ocean), Cybium 44 (3), pp. 239-250 : 240

Family Heterodontidae

3. Heterodontus francisci (Girard, 1855) – Dormilón cornudo – Horn shark

Mainland. Pers. obs., Béarez (1996), Martỉnez-Ortiz and Garcỉa-Domỉnguez (2013). DD

4. Heterodontus mexicanus Taylor & Castro-Aguirre, 1972 – Dormilón búfalo – Mexican hornshark Mainland/ Galápagos. Pers. obs., Béarez (1996), Jiménez-Prado and Béarez (2004), Martỉnez-Ortiz and Garcỉa-Domỉnguez (2013), Tirado-Sánchez et al. (2016). DD

5. Heterodontus quoyi (Fréminville, 1840) – Dormilón de Galápagos – Galápagos bullhead shark Mainland/ Galápagos. Béarez (1996), McCosker and Rosenblatt (2010), Martỉnez-Ortiz and Garcỉa- Domỉnguez (2013), Hearn et al. (2014), Tirado-Sánchez et al. (2016). DD