A true toad is any member of the family Bufonidae, in the order Anura. This is the only family of anurans in which all members are known as toads, although some may be called frogs. The bufonids now comprise more than 35 genera, Bufo being the best known.
Ansonia is a genus of true toads found in south India, northern Thailand, Malay Peninsula, Tioman Island, Borneo, and Mindanao (Philippines). These small forest species spawn in streams and have torrent-adapted tadpoles. Common name stream toads has been coined for the genus, although individual species are also being referred to as slender toads.
Ansonia albomaculata is a species of toad in the family Bufonidae. It is endemic to the island of Borneo, and can be found in Brunei, Indonesia, and Malaysia. Its natural habitats are subtropical or tropical moist lowland forests and rivers. It is threatened by habitat loss.
Ansonia fuliginea, the North Borneo stream toad or North Borneo slender toad, is a species of toad in the family Bufonidae. It is endemic to Mount Kinabalu in Sabah, Malaysian Borneo.
Ansonia hanitschi is a species of toad in the family Bufonidae. It is endemic to mountains of Borneo and found in both Malaysia and Indonesia . Its natural habitats are submontane and montane forests. It inhabits the forest floor. Breeding takes place in clear, rocky mountain streams. It is threatened by habitat loss.
Ansonia longidigita is a species of toad in the family Bufonidae. It is endemic to northern and western Borneo in Sabah and Sarawak (Malaysia) and in Brunei.
Ansonia malayana is a species of toad in the family Bufonidae. It is also known as Malayan slender toad, Malaya stream toad, and pigmy false toad. It is found on the Malay Peninsula, from the Kra Isthmus (Thailand) southward to Peninsular Malaysia. However, its precise distribution in Thailand is poorly known as it may have been confused with Ansonia kraensis, described as a new species in 2005; it may also represent more than one species.
Ansonia mcgregori is a species of toad in the family Bufonidae. It is endemic to the central and western Mindanao, the Philippines. The specific name mcgregori honors Richard Crittenden McGregor, an Australian ornithologist who collected the holotype. Common names McGregor's toad, McGregori's river toad, and McGregor's stream toad have been coined for it.
Ansonia minuta is a species of toad in the family Bufonidae, described from the forests of Sarawak in 1960. It is known by a number of common names: tiny stream toad, dwarf slender toad, and minute slender toad. It is endemic to Borneo and occurs in tropical moist lowland forests. It is threatened by habitat loss.
Ansonia platysoma is a species of toad in the family Bufonidae. It is found in Malaysia and possibly Brunei. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, and rivers. It is threatened by habitat loss.
Ansonia spinulifer, also known as spiny slender toad or Kina Balu stream toad, is a species of true toad in the family Bufonidae. It is found in Sarawak and Sabah, northern Borneo (Malaysia), and presumably also in Kalimantan on the Indonesian part of the island.
Ansonia tiomanica is a species of toad in the family Bufonidae. It is endemic to Tioman Island, off the east coast of Peninsular Malaysia.
Ansonia torrentis is a species of toad in the family Bufonidae. It is endemic to Mount Mulu in Sarawak, Borneo, Malaysia. It is known from beside a small, clear, mountain stream with a steep gradient. Its known distribution is within the Gunung Mulu National Park.
Fejervarya pulla is a species of frog in the family Dicroglossidae. It is endemic to Malaysia and only known from its type locality, Penang Hill. LIttle is known about this species that might even belong to Hoplobatrachus instead of Fejervarya.
Ansonia endauensis is a species of toads in the family Bufonidae. It is endemic to the Malay Peninsula and only known from the Endau-Rompin National Park in southern Peninsular Malaysia.
Ansonia jeetsukumarani is a species of toads in the family Bufonidae. It is endemic to Peninsular Malaysia and known from its type locality, Fraser's Hill, and from Sungai Pergau. It is named in honour of Jeet Sukumaran, a biologist who has worked with Malaysian amphibians.
Ansonia latirostra is a species of toads in the family Bufonidae. It is endemic to Peninsular Malaysia and only known from two sites in the Pahang state, one near Sungai Lembing and another one near Mount Benom. It likely occurs more widely.
Ansonia echinata is a species of toads in the family Bufonidae. It is endemic to Sarawak, Borneo. Common name spiny slender toad has been coined for this little known species.
Ansonia vidua is a species of toads in the family Bufonidae. It is endemic to Sarawak, Borneo. Common names Murud black slender toad and widow slender toad have been coined for this little known species. The latter name refers to the black colouration of this species and the fact that no male individuals are known.
Ansonia teneritas, the gracile slender toad, is a species of toad in the family Bufonidae, described in 2016. It is endemic to central Sarawak in Malaysian Borneo and is only known from two isolated mountain ridges. Its name is derived from its slender body.
