Nyctimantis arapapa
Pimenta BVS, Napoli MF, Haddad CFB. 2009 "A new species of casque-headed tree frog, genus Aparasphenodon Miranda-Ribeiro (Amphibia: Anura: Hylidae), from the Atlantic Rainforest of southern Bahia, Brazil." Zootaxa 2123:46-54.