Biology:Werner's toad

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Short description: Species of amphibian

Werner's toad
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Bufonidae
Genus: Rhaebo
Species:
R. nasicus
Binomial name
Rhaebo nasicus
(Werner, 1903)
Synonyms

Bufo nasicus Werner, 1903

Werner's toad (Rhaebo nasicus, formerly Bufo nasicus; in Spanish sapo narigudo) is a species of toad in the family Bufonidae.[1][2] It is found in northwestern Guyana[3][4] and eastern Venezuela at elevations of 500–1,350 m (1,640–4,430 ft) asl.[1][2]

Description

Rhaebo nasicus is a medium-sized, long-legged toad. A male measured 41 mm (1.6 in) and two females 64 and 67 mm (2.5 and 2.6 in) in snout–vent length.[4] The dorsal colouration is variable, from greyish brown to reddish brown. There are often darker spots, a dark brown hourglass patch, and/or an ochre middorsal stripe. Edge of lower jaw has a white stripe or row of white spots. Parotoid glands are moderately large. Upper eyelid is spiny. Snout is sharply pointed.[3]

Diet

Diet consists of ants, other arthropods (termites, beetles), and snails.[4]

Habitat and conservation

Its natural habitats are cloud forests and lowland moist forests. Breeding habitat is unknown.[1]

It is a locally common species that is not facing major threats.[1]

References

  1. 1.0 1.1 1.2 1.3 1.4 IUCN SSC Amphibian Specialist Group (2015). "Rhaebo nasicus". IUCN Red List of Threatened Species 2015: e.T54713A61393916. doi:10.2305/IUCN.UK.2015-4.RLTS.T54713A61393916.en. https://www.iucnredlist.org/species/54713/61393916. Retrieved 12 November 2021. 
  2. 2.0 2.1 Frost, Darrel R. (2015). "Rhaebo nasicus (Werner, 1903)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. http://research.amnh.org/vz/herpetology/amphibia/Amphibia/Anura/Bufonidae/Rhaebo/Rhaebo-nasicus. 
  3. 3.0 3.1 Cole, C.J.; C.R. Townsend; R.P. Reynolds; R.D. MacCulloch; A. Lathrop (2013). "Amphibians and reptiles of Guyana, South America: Illustrated keys, annotated species accounts, and a biogeographic synopsis". Proceedings of the Biological Society of Washington 125 (4): 317–620. doi:10.2988/0006-324X-125.4.317. 
  4. 4.0 4.1 4.2 Hoogmoed, M.S. (1977). "On the presence of Bufo nasicus in Guiana, with a redescription of the species on the basis of recently collected material". Zoologische Mededelingen 51: 265–275. https://www.researchgate.net/publication/254893390. 

Wikidata ☰ Q1389163 entry