Hyloxalus anthracinus is a species of frog in the family Dendrobatidae. It is endemic to Ecuador and occurs on the Cordillera Oriental and in the Mazán River, southern Ecuador.
Hyloxalus betancuri is a species of frogs in the family Dendrobatidae. It is endemic to Colombia where it is only known from its type locality in Ituango, Antioquia Department, on the Cordillera Occidental at 1,450 m (4,760 ft) asl. Its natural habitats are sub-Andean forests where it can be found on the ground next to streams. There are no known threats to this species, and the type locality is within the Parque Nacional Natural Paramillo.
Hyloxalus breviquartus is a species of frog in the family Dendrobatidae. It is found in the northern part of Cordillera Occidental in Antioquia, Colombia, and in Carchi Province in northwestern Ecuador. Colombian distribution may be wider. Its natural habitats are montane forests next to streams and very humid premontane forests. It is threatened by habitat loss, although it occurs in the Las Orquídeas National Natural Park, its type locality.
Hyloxalus cevallosi, also known as Palanda rocket frog, is a species of poison dart frogs in the family Dendrobatidae. It is named after Gabriel Cevallos García, a famous Ecuadorean writer. This species of frog occurs on the east side of the Andes in Ecuador in the Pastaza Province. Its natural habitats are very humid premontane and pluvial premontane forests.
Hyloxalus faciopunctulatus is a species of frog belonging to the family Dendrobatidae. It is endemic to Colombia and is specifically found in its type locality, Puerto Nariño, located in the Amazonas Department near the Peruvian border. It is likely to be found in Peru and Brazil.
Hyloxalus fallax is a species of frogs in the family Dendrobatidae. It is endemic to Ecuador and only known from the region of its type locality in the Cotopaxi Province, on the western slopes of the Andes. Common name Cotopaxi rocket frog has been coined for this species.
Hyloxalus fuliginosus or the Quijos rocket frog is a species of frog in the family Dendrobatidae. It is endemic to Ecuador where it is known from the Amazonian slopes of the Andes in the northern Ecuador, with some sources reporting it from Colombia and Venezuela.
Hyloxalus infraguttatus is a species of frog in the family Dendrobatidae. It is found on the Pacific slopes of Ecuadorian Andes at elevations of 70–1,500 m (230–4,920 ft) asl.
Hyloxalus lehmanni is a species of frog in the family Dendrobatidae. It is found widely in Colombia from Antioquia southwards to northern Ecuador.
Hyloxalus maquipucuna is a species of frog in the family Dendrobatidae. It is endemic to Ecuador where it is only known from its type locality in the Maquipucuna reserve, in the Pichincha Province. Its name is a reference to this reserve.
Hyloxalus marmoreoventris is a species of frogs in the family Dendrobatidae. It is endemic to Ecuador and only known from its type locality on the eastern slope of the Andes in the Tungurahua Province. It is a little known species which possibly has not been observed after it was first described.
Hyloxalus mittermeieri is a species of frogs in the family Dendrobatidae. It is endemic to Peru and only known from the area of its type locality on the eastern slopes of the central Andes in the San Martín Region. Its natural habitats are tropical montane forests near streams. It is only known from two specimens, from 1,620 and 2,050 m asl on the road between Rioja and Balzapata.
Hyloxalus mystax is a species of frog in the family Dendrobatidae. It is endemic to Ecuador where it is only known from its type locality on the Cordillera del Cóndor at 1,830 m (6,000 ft) asl. It is a little known species not observed since 1972.
Hyloxalus nexipus is a species of frog in the family Dendrobatidae. It is found on eastern slopes and foothills of the Andes from southeastern Ecuador south to the region of Yurimaguas in Peru.
Hyloxalus pumilus is a species of frogs in the family Dendrobatidae. It is endemic to southern Ecuador where it is only known from its type locality in the Azuay Province. Its natural habitats are cloud forests. It is threatened by habitat loss and degradation.
Hyloxalus vertebralis is a species of frog in the family Dendrobatidae. It is endemic to southern Ecuador and occurs in the inter-Andean valleys and on the western slopes of the Andes.
Hyloxalus whymperi, sometimes known as the Tanti rocket frog, is a species of frog in the family Dendrobatidae. It is endemic to west-central Ecuador and only known from Tanti and near San Francisco de Las Pampas, Pichincha Province. It is a poorly known species.
Hyloxalus is a genus of poison dart frogs, family Dendrobatidae. The genus is distributed in Central and South America, from Panama south to Peru, along with Venezuela, Colombia, and Ecuador. They also inhabit the eastern foothills of the Andes in Bolivia to Venezuela, east to the upper Amazon Basin.
Hyloxalus maculosus is a species of frogs in the family Dendrobatidae. It is endemic to the eastern slopes of Ecuadorian Andes in Napo and Pastaza provinces at elevations of 460 to 1,150 m asl.
Hyloxalus parcus is a species of frogs in the family Dendrobatidae. It is endemic to Ecuador where it was first known from its type locality in the Zamora-Santiago Province at an elevation of 1,981 m (6,499 ft) asl. It has since been found between 1707 and 2073 meters above sea level.
