Description

M 37-38 mm. Tibiotarsal articulation reaches between eye and nostril. Hand without webbing, foot webbing 1(1), 2i(2.5), 2e(0.75), 3i(2), 3e(1.25), 4i(2.5), 4e(2.25), 5(1). Dorsal skin granular. Colour dorsally brown with indistinct darker markings. Venter whitish, throat dark except for a light median stripe. Males with a blackish paired subgular vocal sac.

Similar species: At Isalo, the species is easily confused with G. azzurrae. Morphologically similar specimens from Bemaraha are genetically strongly differentiated and belong to a different, undescribed species.

Taken with permission from Glaw and Vences (2007).