Fordyce, E.; Perrin, W.F. (2025). World Cetacea Database.
Peponocephala Nishiwaki & Norris, 1966. Accessed through: SantamarĂa, J.; Romero, C.; Meza, M. (Eds) (2025) Peruvian Register of Marine Species at: https://www.marinespecies.org/Perms/aphia.php?p=taxdetails&id=137022 on 2025-05-20
SantamarĂa, J.; Romero, C.; Meza, M. (Eds) (2025). Peruvian Register of Marine Species.
Peponocephala Nishiwaki & Norris, 1966. Accessed at: https://marinespecies.org/Perms/aphia.php?p=taxdetails&id=137022 on 2025-05-20