Kaloula baleata
Smooth-Fingered Narrow-Mouthed Frog
family: Microhylidae
subfamily: Microhylinae

© 2012 Sean Reilly (1 of 6)

Frogs of Borneo account.

View distribution map using BerkeleyMapper.

Conservation Status (definitions)
IUCN (Red List) Status Least Concern (LC)
See IUCN account.
Other International Status None
National Status None
Regional Status None


A plump frog with short hind limbs, webbed toes and spoon shaped fingertips. Males up to 60mm SVL, females slightly larger (65mm). Dark brown overall with white-tipped tubercles giving a granular appearance. Inguinal spot brick red in specimens from Java, other populations with yellow inguinal spots (Iskandar, 1998).

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Thailand

View distribution map using BerkeleyMapper.
A fossorial species found in primary and secondary forest in peninsular Malaysia and Borneo, Indonesia (Sumatra, Nusa Tenggara, Sulawesi), Southern Thailand, Borneo, and the Philippines.

Life History, Abundance, Activity, and Special Behaviors
Reproduction occurs during periods of heavy rainfall, and tadpoles take about 2 weeks to metamorphose. (Iskandar, 1998).

Trends and Threats

Possible reasons for amphibian decline

General habitat alteration and loss
Habitat modification from deforestation, or logging related activities


Iskandar, D. T. (1998). The Amphibians of Java and Bali. Research and Development Centre for Biology-LIPI, Bogor, Indonesia.

Written by Janel Marcelino (janel_m AT, Amphibaweb intern
First submitted 2006-04-21
Edited by Tom Devitt (2007-03-14)

Species Account Citation: AmphibiaWeb 2007 Kaloula baleata: Smooth-Fingered Narrow-Mouthed Frog <> University of California, Berkeley, CA, USA. Accessed Mar 27, 2017.

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Citation: AmphibiaWeb. 2017. <> University of California, Berkeley, CA, USA. Accessed 27 Mar 2017.

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