Agalychnis psilopygion (Cannatella, 1980)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Phyllomedusinae > Genus: Agalychnis > Species: Agalychnis psilopygion

Phyllomedusa psilopygion Cannatella, 1980, Occas. Pap. Mus. Nat. Hist. Univ. Kansas, 87: 32. Holotype: KU 169608, by original designation. Type locality: "8 km W Danubio, Río Anchicayá, Departamento de Valle, Colombia, 300 m, (03° 37′ N, 76° 47′ W)".

Hylomantis psilopygionFaivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 115.

Agalychnis psilopygionFaivovich, Haddad, Baêta, Jungfer, Álvares, Brandão, Sheil, Barrientos, Barrio-Amorós, Cruz, and Wheeler, 2010, Cladistics, 26: 259.

Common Names

Smooth Leaf Frog (Coloma and Duellman, 2025, Amph. Ecuador. Vol. 4: xxxi). 

Rana de Hoja Lisa (Spanish: Coloma and Duellman, 2025, Amph. Ecuador. Vol. 4: xxxi).

Flecked Leaf Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 62).

Distribution

Pacific lowlands of southern Colombia (southern Valle del Cauca through Cauca to southern Chocó) into northwestern Ecuador (Esmeraldas and Manabí provinces), 96–500 m.

Geographic Occurrence

Natural Resident: Colombia, Ecuador

Comment

In the Hylomantis buckelyi group of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 115. Unassigned to species group by Faivovich, Haddad, Baêta, Jungfer, Álvares, Brandão, Sheil, Barrientos, Barrio-Amorós, Cruz, and Wheeler, 2010, Cladistics, 26: 259. Palacios-Rodríguez, Quesada-Mosquera, and Rengifo-Mosquera, 2013, Rev. Biodivers. Neotrop., 3: 123–126, provided a record for southern Chocó, Colombia, and mapped the species. Cárdenas-Ortega, Gutiérrez-Cárdenas, and Toro-Sánchez, 2021, Catal. Anf. Rept. Colombia, Medellín, 7: 1–9, provided a detailed species account for Colombia. Coloma and Duellman, 2025, Amph. Ecuador. Vol. 4: 9–11, provided an account, with photographs, which summarized identification, adult and larval morphology, systematics, natural history, distribution (including a dot map for Ecuador), and conservation. They also described vocalizations on p. 371. 

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