Osornophryne antisana

Osornophryne antisana
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Bufonidae
Genus: Osornophryne
Species:
O. antisana
Binomial name
Osornophryne antisana
Hoogmoed, 1987

Osornophryne antisana, the Napo plump toad, is a species of toad in the family Bufonidae.

It is endemic to Ecuador. Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical high-altitude shrubland, and subtropical or tropical high-altitude grassland.

It is threatened by habitat loss.[1]

Distribution

The species is endemic to Ecuador's Cordillera Real mountains. It is found at elevations of 2,609–4,128 metres (8,560–13,543 ft), and has an extent of occurrence around 2,930 square kilometres (1,130 sq mi).[2]

The species is found near lakes, and in Páramo and forest habitats. Individuals have been found under stones and dead Espeletia plants.[2]

Taxonomy

The species was described in 1987.[2]

Description

The back is yellow to dark or greyish-brown. The iris is black with gold flecks. The snout-vent length is up to 19 millimetres (0.75 in) in males, and up to 29 millimetres (1.1 in) in females. The back has small warts, and the sides have small to medium warts.[2]

Conservation

Osornophryne antisana is classified as endangered. Its habitat is fragmented, and declining in extent and quality. The species may also be threatened by pollution and fires.[2]

Etymology

The species is named after the Antisana Volcano, in Antisana Ecological Reserve. The holotype was found on the volcano's slopes.[2]

References

  1. 1 2 Luis A. Coloma, Santiago Ron, Diego Cisneros-Heredia, Mario Yánez-Muñoz (2004). "Osornophryne antisana". IUCN Red List of Threatened Species. 2004 e.T54855A11216403. doi:10.2305/IUCN.UK.2004.RLTS.T54855A11216403.en. Retrieved 15 November 2021.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  2. 1 2 3 4 5 6 Coloma, Luis A.; Duellman, William E. "6 Family Bufonidae (Toads, Toadlets, Froglets, and Harlequin Frogs)". Amphibians of Ecuador (1st ed.). CRC Press. pp. 259–260. ISBN 9781003543886. Retrieved 15 May 2026.

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