AMPHIBIAWEB
Gephyromantis ventrimaculatus

Subgenus: Laurentomantis
family: Mantellidae
subfamily: Mantellinae

© 2015 Devin Edmonds (1 of 4)

  hear call (162.2K MP3 file)

  hear Fonozoo call

[call details here]

Conservation Status (definitions)
IUCN (Red List) Status Least Concern (LC)
CITES No CITES Listing
Other International Status None
National Status None
Regional Status None

 

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Description
M 20-23mm, F 24-26 mm. Mantidactylus ventrimaculatus (Angel 1935) is a small, broad-headed frog; lectotype measures 30 mm. Dorsum very granular with a reddish brown color. Ventrally black with blue or grey marbling. In preservative brown with dark marks on the legs. Nostrils situated nearer to tip of snout than to eye. Tympanum distinct, tympanum/eye ratio about 1/2. Tibiotarsal articulation reaches between eye and nostril. No webbing. Femoral glands visible but tibial gland absent(reference 97; for references in text see Comments, below).

Similar species: Mantidactylus horridus has a smaller tympanum; M. malagasius longer legs.

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Madagascar

 

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Andasibe, Isaka-Ivondro, Vohiparara. It occurs between 50-1,050m asl in pristine rainforest, living on the forest floor and on low vegetation (Raxworthy and Vallan 2008).

Life History, Abundance, Activity, and Special Behaviors
Habits: Males were observed calling at night in rainforest, close to the ground and more than 10 m away from a stream.

Calls: Series of unharmonious notes of low intensity, each note consisting of 9-11 pulses.

Trends and Threats
It occurs in Réserve Spéciale d’Analamazaotra, Manombo Special Reserve, Parc National de Ranomafana, and Andohahela National Park (Raxworthy and Vallan 2008).

Possible reasons for amphibian decline

General habitat alteration and loss
Habitat modification from deforestation, or logging related activities
Intensified agriculture or grazing
Urbanization
Habitat fragmentation

Comments
Taken with permission from Glaw and Vences (2007).

References

Glaw, F., and Vences, M. (2007). Field Guide to the Amphibians and Reptiles of Madagascar. Third Edition. Vences and Glaw Verlag, Köln.

Raxworthy, C. and Vallan, D. (2008). Gephyromantis ventrimaculatus. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 14 April 2009.



Written by Miguel Vences and Frank Glaw (m.vences AT tu-bs.de), Assistant Professor and Curator of Vertebrates at the Institute for Biodiversity and Ecosystem Dynamics in the Zoological Museum at the University of Amsterdam
First submitted 2000-11-30
Edited by Henry Zhu (2009-05-06)

Species Account Citation: AmphibiaWeb 2009 Gephyromantis ventrimaculatus <http://amphibiaweb.org/species/4629> University of California, Berkeley, CA, USA. Accessed Oct 17, 2017.



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Citation: AmphibiaWeb. 2017. <http://amphibiaweb.org> University of California, Berkeley, CA, USA. Accessed 17 Oct 2017.

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