Nymphargus chancas is a species of frog in the family Centrolenidae. Until recently it was only known from its type locality in the Lamas Province in Peru; however, it is now known to occur more widely in the northern San Martín Region of Peru, extending into the Cordillera del Cóndor in Zamora-Chinchipe Province, Ecuador.
Dendropsophus aperomeus is a species of frog in the family Hylidae. It is endemic to Peru and occurs on the Amazonian slopes of the Andes in northern and central Peru. Common name Balzapata treefrog has been coined for it.
Pristimantis actinolaimus is a frog species in the family Strabomantidae. It is endemic to Colombia and only known from the vicinity of its type locality, El Estadero, in Samaná, Caldas Department, on the eastern slopes of the Cordillera Central. The specific name actinolaimus is derived from the Greek aktinos (=ray) and laimos (=throat) and refers to the radiating lines on the throat of this frog.
Pristimantis bearsei is a species of frog in the family Strabomantidae. It is endemic to Peru and only known from the region of its type locality northeast of Tarapoto in the San Martín Region. Common name Bearse's robber frog has been coined for this species.
Pristimantis cosnipatae, also known as Rio Cosnipata robber frog, is a species of frog in the family Strabomantidae. It is endemic to Cusco Department, Peru. It is believed to only occur in the Cosñipata Valley. The specific name cosnipatae refers to this valley. Last seen in 1999, this species is considered "critically endangered".
Pristimantis croceoinguinis is a species of frog in the family Strabomantidae. It is found in the lowland Amazon rainforest of southern Colombia, eastern Ecuador, and extreme north-eastern Peru, likely also extending into the adjacent Brazil. The specific name croceoinguinis refers to the color of the inguinal spots of this frog. Common name Santa Cecilia robber frog has been proposed for it.
Pristimantis danae is a species of frog in the family Strabomantidae, sometimes known as Cuzco robber frog. It is found in the Andes between southern Peru and north-western Bolivia. It is named after the daughter of the author, Dana K. Duellman, who helped in collecting the frogs. Pristimantis reichlei, described in 2009, was previously confused with Pristimantis danae.
Niceforonia dolops is a species of frog in the family Strabomantidae. It is found in the Andes of southern Colombia and northern Ecuador. Specifically, it is known from the Cordillera Oriental and Colombian Massif in Caquetá and Putumayo Departments, Colombia, and Napo Province, Ecuador. Common name Putumayo robber frog has been coined for it.
Pristimantis eremitus is a species of frog in the family Strabomantidae. It is found in the Cordillera Occidental in north-western Ecuador from the Cotopaxi Province northward and on western slope of the Colombian Massif in the Nariño Department, extreme south-western Colombia. The specific name eremitus is Latin for "lonely" or "solitary" and refers to this species being the only western-Andean species among its closest relatives. Common names Chiriboga robber frog and lonely rainfrog have been coined for it.
Pristimantis katoptroides is a species of frog in the family Strabomantidae. It is found in the eastern slopes of the Andes of Ecuador and Cordillera Central and eastern Andean foothills in northwestern Peru. The specific name katoptroides is Greek for "mirror-like" and refers to the similarity of this species to Pristimantis crucifer, but being found on the other side of the Andes. Common name Puyo robber frog has been proposed for it.
Pristimantis lindae is a species of frog in the family Strabomantidae. It is endemic to Peru and only known from Kosñipata Valley on the northeastern slopes of the Cadena de Paucartambo, a frontal range of the Cordillera Oriental in Cusco Region. The specific name lindae honors Linda Trueb, an American herpetologist and wife of William E. Duellman, the species describer. Nevertheless, common name Santa Isabel robber frog has been coined for this species.
Pristimantis obmutescens is a species of frog in the family Strabomantidae. It is endemic to Colombia and known from the páramos of Cordillera Central in the Cauca and Huila Departments. Common name paramos robber frog has been coined for it. The specific name obmutescens is Latin and means "keeping silent", inferred from the lack of vocal slits or sac in males and the thick skin covering the tympanum. Despite this, the species is reported to call.
Pristimantis rhodoplichus, also known as the Canchaque robber frog, is a species of frog in the family Strabomantidae. It is found in the Andes of southern Ecuador and northern Peru. The specific name rhodoplichus, from the Greek rhodon and plichas, refers to the rose-red color of the hidden surfaces of its thighs.
Pristimantis rufioculis is a species of frog in the family Strabomantidae. It is found in the Andes of northern Peru and adjacent Ecuador (Zamora-Chinchipe). The specific name rufioculis is derived from the Latin words rufiis, meaning red, and oculis, meaning eye—red iris is one of the distinguishing characteristics of this species. Accordingly, common name red-eyed robber frog has been proposed for this species.
Pristimantis salaputium is a species of frog in the family Strabomantidae. It is endemic to Peru and known from its type locality, the Río Cosñipata Valley, on the northeastern slopes of the Cadena de Paucartambo, a frontal range of the Cordillera Oriental in Cusco Region, and from the Apurímac River valley. Its range might extend into Bolivia. The specific name salaputium is Latin meaning "dwarf" and refers to the small size of this species. Common name river robber frog has been coined for it.
Pristimantis serendipitus is a species of frog in the family Strabomantidae. It is found in the Andes of northern Peru and adjacent southern Ecuador. The specific name refers to serendipitous discovery of this species: collection at the type locality was only made because the road was closed by an accident. Common name Colan Mountains robber frog has been proposed for this species.
Pristimantis simoteriscus is a species of frog in the family Strabomantidae. It is endemic to Colombia and occurs in the Cordillera Central in the Tolima, Quindío, and Caldas Departments. There is also an unconfirmed record from the Valle del Cauca Department. The specific name simoteriscus is diminutive of simoterus, chosen because adult P. simoteriscus resemble juvenile individuals of Pristimantis simoterus.
Pristimantis viejas is a species of frog in the family Strabomantidae. It is endemic to the Andes of Colombia and is known from eastern flanks/base of the northern Cordillera Central and from western flank of the Cordillera Oriental. The specific name viejas is a Spanish expression meaning "pretty young women", in reference to three biologist who had studied this species.
Lynchius nebulanastes is a species of frog in the family Strabomantidae. It is endemic to north-western Peru where it is known from the vicinity of its type locality, El Tambo, on the western slope of the Cordillera de Huancabamba, Piura Region. Common name Canchaque Andes frog has been coined for it.
Telmatobius ignavus is a species of frog in the family Telmatobiidae. It is endemic to the Cordillera de Huancabamba in the Department of Piura, Peru. Common name Piura water frog has been coined for it.
