Ansonia longidigita

Ansonia longidigita
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Amphibia
Order:Anura
Family:Bufonidae
Genus:Ansonia
Species: A. longidigita
Binomial name
Ansonia longidigita
Inger, 1960[2]

Ansonia longidigita (common names: long-fingered slender toad, long-fingered stream toad) is a species of toad in the family Bufonidae.[1][3][4] It is endemic to northern and western Borneo in Sabah and Sarawak (Malaysia) and in Brunei.[3]

Description

The specific name longidigita means "long-fingered"[4] and refers to the long and slender fingers of the species.[2] Males measure 40–50 mm (1.6–2.0 in) whereas females can grow to 70 mm (2.8 in) in snout–vent length.[4] It has a slender habitus. The tympanum is distinct. Dorsal skin has numerous small, round warts.[2]

Tadpoles are very small, commonly less than 15 mm (0.59 in) in length. They have dark blotches on cream background colour.[4]

Habitat and conservation

Ansonia longidigita is a common toad inhabiting mid-elevation hills.[4] Adults live on the forest floor or low in the vegetation.[1] They breed in small, clear brooks and streams with rocky bottom.[1][4] Males call from the stream boulders or from vegetation by the stream.[4]

The species is threatened by habitat loss caused by logging, and the siltation of streams that logging leads to.[1]

References

  1. 1 2 3 4 5 Inger, R.; Das, I.; Stuebing, R.; Lakim, M.; Yambun, P. (2004). "Ansonia longidigita". IUCN Red List of Threatened Species. IUCN. 2004: e.T54473A11137277. Retrieved 7 January 2016.
  2. 1 2 3 Inger, Robert F. (1960). "A review of the oriental toads of the genus Ansonia Stoliczka". Fieldiana Zoology. 39 (43): 473–503.
  3. 1 2 Frost, Darrel R. (2015). "Ansonia longidigita Inger, 1960". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 7 January 2016.
  4. 1 2 3 4 5 6 7 Haas, A.; Hertwig, S.T.; Das, I. (2016). "Ansonia longidigita Long-fingered Slender Toad". Frogs of Borneo. Retrieved 7 January 2016.
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