Alcalus baluensis is a species of frog in the family Ceratobatrachidae. It is endemic to northern and western Borneo. Its common name is Balu eastern frog or dwarf mountain frog. It was placed in the family Dicroglossidae before being transferred to Ceratobatrachidae in 2015.[2][3]

Alcalus baluensis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Ceratobatrachidae
Genus: Alcalus
Species:
A. baluensis
Binomial name
Alcalus baluensis
(Boulenger, 1896)
Synonyms
  • Cornufer baluensis Boulenger, 1896
  • Micrixalus baluensis (Boulenger, 1896)
  • Ingerana baluensis (Boulenger, 1896)

Description edit

Alcalus baluensis are small but stocky frogs. They typically measure 21–25 mm (0.83–0.98 in) in snout–vent length. Tympanic ring is visible.[4]

Habitat and conservation edit

Its natural habitats are lowland and mid-elevation primary rainforests. It occurs on the forest floor in leaf litter and along stream banks. It is threatened by habitat loss.[1]

References edit

  1. ^ a b IUCN SSC Amphibian Specialist Group (2020). "Alcalus baluensis". IUCN Red List of Threatened Species. 2020: e.T79935161A175776167. doi:10.2305/IUCN.UK.2020-2.RLTS.T79935161A175776167.en. Retrieved 15 November 2021.
  2. ^ Frost, Darrel R. (2015). "Alcalus baluensis (Boulenger, 1896)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 1 August 2015.
  3. ^ "Alcalus baluensis (Boulenger, 1896)". AmphibiaWeb. University of California, Berkeley. Retrieved December 7, 2022.
  4. ^ Haas, A.; Hertwig, S.T.; Das, I. (2014). "Ingerana baluensis (Dwarf Mountain Frog)". Frogs of Borneo. Retrieved 1 August 2015.