M 32-34 mm, F 38-41 mm. A relatively large Brygoomantis from north-western Madagascar. Tibiotarsal articulation reaches the eye. Hand without webbing, foot webbing 1(0.5-0), 2i(1), 2e(0-0.5), 3i(1-2), 3e(0-1), 4i(1.5-2), 4e(1-1.5), 5(0). Terminal discs of fingers and toes slightly enlarged. Dorsal skin coarsely granular, with weakly developed dorsolateral folds. Colour dorsally brown, typically rather uniform, sometimes with a few dark markings or a light vertebral band or stripe. Venter dirty whitish with brown pigment, especially on the chest. Males with distinct femoral glands, yellowish in breeding specimens, and a weakly distensible single subgular vocal sac.
Taken with permission from Glaw and Vences (2007).
- Glaw, F., and Vences, M. (2007). Field Guide to the Amphibians and Reptiles of Madagascar. Third Edition. Vences and Glaw Verlag, Köln.
- Nussbaum, R. and Vences, M. (2008). Mantidactylus ulcerosus. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 29 April 2009.