Chaperina fusca (common names: brown thorny frog, spiny-heeled froglet, saffron-bellied frog) is a species of frog in the Microhylidae family. It is monotypic within the genus Chaperina. It is found on the Malay Peninsula (Thailand and Malaysia), in Borneo (Indonesia, Malaysia, Brunei) and in the Philippines (Palawan, Mindanao, and Jolo islands). It is abundant in Borneo but uncommon on the Malay Peninsula and patchily distributed in the Philippine