Cycloramphus stejnegeri

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Cycloramphus stejnegeri

Critically Endangered  (IUCN 3.1)[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Cycloramphidae
Genus: Cycloramphus
Species:
C. stejnegeri
Binomial name
Cycloramphus stejnegeri
(
Noble
, 1924)
Synonyms[2]
  • Borborocoetes stejnegeri Noble, 1924
  • Craspedoglossa stejnegeri (Noble, 1924)
  • Zachaenus stejnegeri (Noble, 1924)

Cycloramphus stejnegeri is a species of frog in the family Cycloramphidae. It is endemic to the Serra dos Órgãos in southeastern Brazil.[2] The specific name stejnegeri honors Leonhard Stejneger, a Norwegian–American herpetologist and ornithologist.[3] Common name Stejneger's button frog has been coined for this species.[2][3]

Description

Adult males measure 45–47 mm (1.8–1.9 in) and adult females 45–56 mm (1.8–2.2 in) in

dorsum is smooth or granular, usually having regular dorsal ridges. Coloration is non-distinctive and the dorsum may be uniform or have chevron-like markings. The posterior surface of the thigh has small or larger distinct light spots.[4]

Habitat and conservation

Cycloramphus stejnegeri occurs in forests at relatively high altitudes;

above sea level.[4] It is usually found under leaf litter but sometimes also in burrows. The eggs are deposited under leaf litter in burrows or under logs; the tadpoles are terrestrial and live away from water.[1]

Cycloramphus stejnegeri is an uncommon species that has not been recorded from disturbed habitats. Major threats to it are unknown. The range is within the Serra dos Órgãos National Park.[1]

References

  1. ^ . Retrieved 17 November 2021.
  2. ^ a b c Frost, Darrel R. (2018). "Cycloramphus stejnegeri (Noble, 1924)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 1 October 2018.
  3. ^ .
  4. ^ .