''Leptolalax bourreti'' (Bourret's Asian toad or Bourret litter frog) is a

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 ...

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Megophryidae Megophryidae, commonly known as goose frogs, is a large family of frogs native to the warm southeast of Asia, from the Himalayan foothills eastwards, south to Indonesia and the Greater Sunda Islands in Maritime Southeast Asia, and extending to th ...

. It is known with certainty only from the vicinity of its type locality in

Sa Pa Sa Pa (, also written as Sapa) is a district-level town of Lào Cai Province in the Northwest region of Vietnam. As of 2018, the town had a population of 61,498. The town covers an area of 677 km2. The town capital lies at Sa Pa. It is one ...

in northern

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

. Earlier records from Laos refer to ''

Leptolalax eos ''Leptolalax eos'', also known as the Rosy Litter Frog, is a species of frog in the family Megophryidae. It is known in Bo Kluea District in northern Thailand; Phongsaly, Bolikhamxay, Oudomxai and Xaisomboun Provinces in Laos; Dien Bien, Tha ...

'' (described in 2011) and those from

Thailand Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeast Asia, located at the centre of the Indochinese Peninsula, spanning , with a population of almost 70 million. The country is bo ...

probably to an unnamed species. Its natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

s are subtropical moist lowland

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

s, moist

montane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial f ...

s, and

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...

s. Its status is insufficiently known.

Description

''Leptolalax bourreti'' is a large-sized ''Leptolalax'': males measure and females in snout-vent length. Their back is reddish, greenish, or brown with dark spots, with moderate dark spots on the sides. The colouration of irises is variable, clearer above, and coppery, green, or brownish.

References

bourreti Amphibians of Vietnam Endemic fauna of Vietnam Amphibians described in 1983 Taxonomy articles created by Polbot Taxobox binomials not recognized by IUCN {{Megophryidae-stub