''Eleutherodactylus maurus'' (common names: brown peeping frog, dusky chirping frog; ) is a species of

frog A frog is any member of a diverse and largely semiaquatic group of short-bodied, tailless amphibian vertebrates composing the order (biology), order Anura (coming from the Ancient Greek , literally 'without tail'). Frog species with rough ski ...

in the family

Eleutherodactylidae The Eleutherodactylidae are a family of direct-developing frogs native to northern South America, the Caribbean, and southernmost North America. They are sometimes known under the common name rain frogs. Formerly the subfamily Eleutherodactylina ...

. It is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to central

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

and known from the southeastern

Michoacán Michoacán, formally Michoacán de Ocampo, officially the Free and Sovereign State of Michoacán de Ocampo, is one of the 31 states which, together with Mexico City, compose the Political divisions of Mexico, Federal Entities of Mexico. The stat ...

, and

Morelos Morelos, officially the Free and Sovereign State of Morelos, is a landlocked state located in south-central Mexico. It is one of the 32 states which comprise the Political divisions of Mexico, Federal Entities of Mexico. It is divided into Mun ...

states.

Taxonomy

The species was described in 1955 as ''Tomodactylus fuscus''. However, when transferred to the genus ''Eleutherodactylus'', its name became a secondary

homonym In linguistics, homonyms are words which are either; '' homographs''—words that mean different things, but have the same spelling (regardless of pronunciation), or '' homophones''—words that mean different things, but have the same pronunciat ...

of '' Eleutherodactylus fuscus''. The current name, ''Eleutherodactylus maurus'', is a replacement name (''

nomen novum In biological nomenclature, a ''nomen novum'' (Latin for "new name"), replacement name (or new replacement name, new substitute name, substitute name) is a replacement scientific name that is created when technical, nomenclatural reasons have mad ...

'') created to remedy this situation.

Description

Specimens in the

type series In biology, a type is a particular specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally associated. In other words, a type is an example that serves to anchor or centralizes t ...

measured in snout–vent length. The overall coloration is dark brown. The dorsum bears scattered pustules. The tympanum is small and inconspicuous. The forearms are slender and hands relatively small. The tips of the two outer fingers are expanded and truncate. Male advertisement call is a single "peep" given at long intervals.

Habitat and conservation

The species' natural

habitat In ecology, habitat refers to the array of resources, 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 manifestation of its ...

s are pine forests with abundant rocks and leaf-litter. The specimens in the type series were collected from two locations at elevations of

above sea level Height above mean sea level is a measure of a location's vertical distance (height, elevation or altitude) in reference to a vertical datum based on a historic mean sea level. In geodesy, it is formalized as orthometric height. The zero level ...

. They were found at night calling from the tops of rocks and off the ground in small bushes, or in one case, in the daytime under a rock. ''Eleutherodactylus maurus'' is an uncommon and poorly known species that is threatened by

habitat loss Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...

and disturbance caused by expansion of urbanized areas. Mexican law protects it under the "Special Protection" category.

References

{{Taxonbar, from=Q3022290 maurus Fauna of the Trans-Mexican Volcanic Belt Endemic amphibians of Mexico Amphibians described in 1989 Taxa named by Stephen Blair Hedges Taxonomy articles created by Polbot