Eleutherodactylus humboldti (common name: Humboldt's peeping frog, ) is a species of frog in the family Eleutherodactylidae. It is endemic to central Mexico and known from specimens collected in the State of Mexico.
Taxonomy This species was first described in 2023 and named in honor of German naturalist Alexander von Humboldt.Devitt TJ, Tseng K, Taylor-Adair M, Koganti S, Timugura A, Cannatella DC. 2023. Two new species of Eleutherodactylus from western and central Mexico (Eleutherodactylus jamesdixoni sp. nov., Eleutherodactylus humboldti sp. nov.) PeerJ 11:e14985 https://doi.org/10.7717/peerj.14985
Description Eleutherodactylus humboldti has a triangular head and measures in snout-vent length.Grünwald CI, Montaño-Ruvalcaba C, Jones JM, Ahumada-Carrillo I, Grünwald AJ, Zheng J, Strickland JL, Reyes-Velasco J (2023) A novel species of piping frog Eleutherodactylus (Anura, Eleutherodactylidae) from southern Mexico. Herpetozoa 36: 95-111. https://doi.org/10.3897/herpetozoa.36.e104707 Its dorsal surfaces have small tubercles and are colored a brownish tan, whereas its ventral surfaces are translucent brownish tan with white tipped small tubercles on the belly and thighs. Its concealed surfaces on the posterior thigh and upper arm have an orange flash. The iris is split between a black lower half and a golden upper half.
Habitat and conservation This species is found in clearings in pine-oak woodland in the Mil Cumbres region of the Eje Neovolcánico range. The three type specimens were found at an elevation of above sea level at night, calling from low vegetation.
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