Images of preserved specimens of Gephyromantis corvus and G. kintana sp. nov. Comparison of dorsal and ventral views of preserved specimens of the two sister species G. corvus and G. kintana sp. nov. from Isalo, with particular emphasis on the diagnostic ventral colouration. A holotype of G. corvus (ZFMK 57430), adult male from Namazaha Valley; B holotype of G. azzurrae (MRSN A5310), adult male from Andriamanero; C adult male (ZFMK 70494) used as genetic reference (AF215320) for G. corvus in Vences (2000), from an unknown locality of the Isalo Massif (photographs made available by Dennis Rödder and Morris Flecks); D holotype of G. kintana sp. nov. (ZSM 163/2019, ACZCV_0291), adult male from Zahavola.

 
 
  Part of: Cocca W, Andreone F, Belluardo F, Rosa GM, Randrianirina JE, Glaw F, Crottini A (2020) Resolving a taxonomic and nomenclatural puzzle in mantellid frogs: synonymization of Gephyromantis azzurrae with G. corvus, and description of Gephyromantis kintana sp. nov. from the Isalo Massif, western Madagascar. ZooKeys 951: 133-157. https://doi.org/10.3897/zookeys.951.51129