Barnes, L. G. (1973). Praekogia cedrosensis, a new genus and species of fossil pygmy sperm whale from Isla Cedros, Baja California, Mexico. Natural History Museum of Los Angeles County.
Chicago-Zitierstil (17. Ausg.)Barnes, Lawrence G. Praekogia Cedrosensis, a New Genus and Species of Fossil Pygmy Sperm Whale from Isla Cedros, Baja California, Mexico. Los Angeles, Calif: Natural History Museum of Los Angeles County, 1973.
MLA-Zitierstil (9. Ausg.)Barnes, Lawrence G. Praekogia Cedrosensis, a New Genus and Species of Fossil Pygmy Sperm Whale from Isla Cedros, Baja California, Mexico. Natural History Museum of Los Angeles County, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.