Lists of placental mammals Category page Create Classic editor Talk0 This page needs content. You can help by adding a sentence or a photo. Add to this page!orSearch for "Lists of placental mammals" List of cetaceans “Assessment| Biopsychology| Comparative| Cognitive| Developmental| Language| Individual... List of placental mammals Pages in category "Lists of placental mammals" The following 2 pages are in this category, out of 2 total. * List of placental mammalsC List of cetaceans Retrieved from "http://psychology.wikia.com/wiki/Category:Lists_of_placental_mammals"