Nannophrys ceylonensis
Sri Lanka rock frog
family: Dicroglossidae
subfamily: Dicroglossinae

© 2012 Sanoj Wijayasekara (1 of 17)

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Conservation Status (definitions)
IUCN (Red List) Status Vulnerable (VU)
See IUCN account.
Other International Status None
National Status vulnerable
Regional Status None


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Upper surface of body is yellowish or olive green, marbled with brown. Limbs with brown crossbars. Size of females 45-53 mm, males 33-43 mm.

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Sri Lanka

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Terra Typica: „Ceylon“ This species is found in hills of southern, western and central Sri Lanka from 60 to 1070 m asl. on rocks in cascades and in wet boulders in lowland and submontane forests. The body is diffucult to recognize on rocks with algae.

Life History, Abundance, Activity, and Special Behaviors
Nannophrys is found on rocks in cascades. The tadpoles are semiterrestrial and occur in shallow sheets of water in seeps. They are well adapted to rapid flowing creaks.

Possible reasons for amphibian decline

Prolonged drought
Habitat fragmentation


Dutta, S.K. and Manamendra-Arachchi, K. (1996). The Amphibian Fauna of Sri Lanka. Wildlife Heritage Trust of Sri Lanka, Colombo, Sri Lanka.  

Manamendra-Arachchi, K. (2000). ''Know your frog.'' Sri Lanka Nature, 2(5), 4-16.

Written by Peter Janzen (pjanzen AT, DGHT
First submitted 2000-09-08
Edited by Peter Janzen (2005-05-10)

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Citation: AmphibiaWeb: Information on amphibian biology and conservation. [web application]. 2015. Berkeley, California: AmphibiaWeb. Available: (Accessed: Mar 31, 2015).

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