''Anomaloglossus praderioi'' is a species of

frog A frog is any member of a diverse and largely Carnivore, carnivorous group of short-bodied, tailless amphibians composing the order (biology), order Anura (ανοὐρά, literally ''without tail'' in Ancient Greek). The oldest fossil "proto-f ...

in the family

Aromobatidae The Aromobatidae are a family of frogs native to Central and South America. They are sometimes referred to as cryptic forest frogs or cryptic poison frogs. They are the sister taxon of the Dendrobatidae, the poison dart frogs, but are not as toxi ...

. It is found in the Pantepui region of southeastern

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...

and western

Guyana Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...

. More specifically, this frog is known from

Mount Roraima Mount Roraima ( es, Monte Roraima; Tepuy Roraima; Cerro Roraima pt, Monte Roraima ) is the highest of the Pakaraima chain of tepuis (table-top mountain) or plateaux in South America. It is located at the junction of Venezuela, Brazil and Guyana. ...

(its type locality; Venezuela/Guyana),

Sierra de Lema The Sierra de Lema is an upland mountain range area with tepuis, located in Bolívar state of southeastern Venezuela. The names Sierra Rinocote and Sierra Usupamo have historically been applied to its eastern and western portions, respectivel ...

in Venezuela, and Maringma-tepui in Guyana. Its actual range is probably wider and might reach into northern Brazil.

Description

''Anomaloglossus praderioi'' are relatively small frogs, though medium-sized among ''Anomaloglossus'': males measure in snout–vent length and a single female . It has a robust body with shagreened to finely granular (more granular posteriorly) skin in the dorsum.

Tadpole A tadpole is the larval stage in the biological life cycle of an amphibian. Most tadpoles are fully aquatic, though some species of amphibians have tadpoles that are terrestrial. Tadpoles have some fish-like features that may not be found i ...

s are up to in length (

Gosner stage Gosner stage is a generalized system of describing stages of embryonal and larval development in anurans (frogs and toads). The Gosner system includes 46 numbered stages, from fertilized embryo (stage 1) to the completion of metamorphosis (stage ...

31) and dark brown to black in colour; they are of benthic feeder ecomorphological type. The male advertisement call consists of long trains of a single note repeated at a rate of 61–76 notes/min.

Habitat and conservation

''Anomaloglossus praderioi'' occurs in montane medium-canopy forest at elevations between

asl American Sign Language (ASL) is a natural language that serves as the predominant sign language of Deaf communities in the United States of America and most of Anglophone Canada. ASL is a complete and organized visual language that is express ...

. Specimens have been found on rocks covered by mosses and on moist soils, in areas with very low light intensity and abundant decaying vegetation. ''Anomaloglossus praderioi'' was assessed as "

data deficient A data deficient (DD) species is one which has been categorized by the International Union for Conservation of Nature (IUCN) as offering insufficient information for a proper assessment of conservation status to be made. This does not necessaril ...

" in 2004, when it was only known from its type locality. In view that it is now known to have a wider distribution, it could now be classified as "Endangered". It occurs in the

Canaima National Park Canaima National Park ( es, Parque Nacional Canaima) is a park in south-eastern Venezuela that roughly occupies the same area as the Gran Sabana region. It is located in Bolívar State, reaching the borders with Brazil and Guyana. History Ca ...

in Venezuela and the

Kaieteur National Park Kaieteur National Park is a national park located in the Potaro-Siparuni Region of Guyana. The Park's boundaries and purpose are defined in the Kaieteur National Park Act, and was created to preserve the natural scenery (including Kaieteur Falls), ...

in Guyana.

References

{{Taxonbar, from=Q2852268 praderioi Frogs of South America Amphibians of Guyana Amphibians of Venezuela Amphibians described in 1997 Taxa named by Enrique La Marca Taxonomy articles created by Polbot Amphibians of the Tepuis