Order Primates Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 111 184 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Perodicticus potto subsp. ibeanus Thomas 1910 Synonyms: Perodicticus potto subsp. arrhenii (Lönnberg 1917) ; Perodicticus potto subsp. nebulosus (Lorenz 1917) .