Copan brook frog

The Copan brook frog (Duellmanohyla soralia) is a species of frog in the family Hylidae found in northeastern Guatemala and northwestern Honduras, specifically in the Sierra del Merendón, Sierra de Omoa, Sierra de Caral, and Sierra Espíritu Santo ranges.[2] The colouring of this species is very distinctive and the specific name soralia comes from the resemblance of its markings to the vegetative structures on some crustose lichens.[3]

Copan brook frog
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Hylidae
Genus: Duellmanohyla
Species:
D. soralia
Binomial name
Duellmanohyla soralia
(Wilson and McCranie,1985)
Synonyms[2]

Hyla soralia Wilson and McCranie, 1985

Description

The Copan brook frog is a small frog, the males growing to about 32 mm (1.3 in) and the females to 38 mm (1.5 in). The snout is very blunt and the prominent eyes have red irises. The male has a single vocal sac under the throat, with a pair of vocal slits. The dorsal surface is brown with a well-marked pattern of green, olive, and black, pale-edged spots or blotches. The ventral surface is yellow and the outer surface of the fore limb has a patterning of white streaks.[3]

Distribution

This tree frog is endemic to mountainous parts of northwest Honduras and northeast Guatemala. Its habitat is moist tropical forest and cloud forest at altitudes of up to 1,570 m (5,150 ft) above sea level.[3]

Biology

D. soralia is nocturnal and is usually found in or near streams, in low vegetation and on waterside rocks. Breeding takes place between May and July. The tadpoles are a pale yellowish-green colour with iridescent green spots and red eyes. They inhabit shallow pools.[3]

Status

Duellmanohyla soralia is listed as Endangered in the IUCN Red List of Threatened Species.[1] Numbers of frogs are dwindling, and in the Cusuco National Park, where the habitat is fully protected, at least part of the cause of the decline is believed to be the disease chytridiomycosis caused by the fungus Batrachochytrium dendrobatidis.[4] Elsewhere this frog is also threatened by loss of habitat caused by forest clearance for agricultural purposes and by water pollution.[1]

References

  1. IUCN SSC Amphibian Specialist Group (2020). "Duellmanohyla soralia". IUCN Red List of Threatened Species. 2020: e.T55313A146641959. doi:10.2305/IUCN.UK.2020-3.RLTS.T55313A146641959.en. Retrieved 14 November 2021.
  2. Frost, Darrel R. (2016). "Duellmanohyla soralia (Wilson and McCranie, 1985)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 13 January 2017.
  3. Kellie Whittaker (2009-11-30). "Duellmanohyla soralia". AmphibiaWeb. Retrieved 2012-10-22.
  4. Kolby, J.E.; Padgett-Flohr, G.E.; Field, R. (2010). "Amphibian chytrid fungus Batrachochytrium dendrobatidis in Cusuco National Park, Honduras". Diseases of Aquatic Organisms. 92 (2–3): 245–251. doi:10.3354/dao02055.
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