Amphignathodontidae
Encyclopedia
The marsupial frogs are a disputed family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 (Amphignathodontidae) in the order
Order (biology)
In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...

 Anura. Where it is treated as a separate family, it consists of two genera, Gastrotheca
Gastrotheca
Gastrotheca is a genus of frogs found in Central and South America. Most species occur in the American Cordillera from southern Costa Rica to northwestern Argentina. This genus makes up the bulk of marsupial frog diversity; formerly it was placed in the "Leptodactylidae" assemblage.Marsupial frogs...

, and Flectonotus
Flectonotus
Flectonotus is a genus of frogs of the family Hemiphractidae.-Species:* Flectonotus fissilis .* Flectonotus fitzgeraldi .* Flectonotus goeldii ....

. These frogs are native to Neotropical America
Americas
The Americas, or America , are lands in the Western hemisphere, also known as the New World. In English, the plural form the Americas is often used to refer to the landmasses of North America and South America with their associated islands and regions, while the singular form America is primarily...

 (Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

 & South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

). Under other classifications, these are treated as part of family Hemiphractidae
Hemiphractidae
Hemiphractidae is a family of frogs from South and Central America. Previously, this group had been classified as a subfamily under family Hylidae...

. There is still an active question as to which classification is correct.
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