Cerradomys Scotti
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''Cerradomys scotti'', also known as Lindbergh's oryzomys, is a
rodent Rodents (from Latin , 'to gnaw') are mammals of the order Rodentia (), which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents. They are na ...
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 ...
from
South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...
in the genus ''
Cerradomys ''Cerradomys'' is a genus of oryzomyine rodents from eastern Bolivia, Paraguay, and central Brazil found in cerrado, Caatinga and Gran Chaco habitats. The species in this genus have historically been placed in ''Oryzomys'', but according to cl ...
''. It is terrestrial and is found in the
cerrado The ''Cerrado'' (, ) is a vast ecoregion of tropical savanna in eastern Brazil, particularly in the states of Goiás, Mato Grosso do Sul, Mato Grosso, Tocantins, Minas Gerais, and the Federal District. The core areas of the Cerrado biome are t ...
(savanna) ecozone of south central
Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
,
Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...
and
Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...
. The species is common and appears to tolerate a degree of agricultural habitat modification. It was first described in 2002 as ''Oryzomys scotti'', after zoologist Scott Lindbergh. In 2004, another new species, ''Oryzomys andersoni'', was described by a team from
Texas Tech University Texas Tech University (Texas Tech, Tech, or TTU) is a public research university in Lubbock, Texas. Established on , and called Texas Technological College until 1969, it is the main institution of the five-institution Texas Tech University Sys ...
on the basis of a specimen taken at Pozo Mario,
Santa Cruz Department Santa Cruz () is the largest of the nine constituent departments of Bolivia, occupying about one-third (33.74%) of the country's territory. With an area of , it is slightly smaller than Japan or the US state of Montana. It is located in the e ...
, southeastern
Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...
. It was named after eminent mammalogist Sydney Anderson in honor of his contributions to the study of Bolivian mammals.Brooks et al., 2004, p. 3 It was subsequently recognized as belonging to the same species as ''Oryzomys scotti'' on the basis of morphological and molecular evidence. In 2006, the species was transferred to the new genus ''Cerradomys'', so that it became known as ''Cerradomys scotti'', with ''Oryzomys andersoni'' as a
junior synonym The Botanical and Zoological Codes of nomenclature treat the concept of synonymy differently. * In botanical nomenclature, a synonym is a scientific name that applies to a taxon that (now) goes by a different scientific name. For example, Linna ...
. The
holotype A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of several ...
of ''Oryzomys andersoni'' has a white belly and a grey–brown back with a black dorsal stripe. It has head-body length 111 mm, tail length 122 mm, hindfoot length 30 mm, ear length 17 mm and weight 37 g. It was collected in
cerrado The ''Cerrado'' (, ) is a vast ecoregion of tropical savanna in eastern Brazil, particularly in the states of Goiás, Mato Grosso do Sul, Mato Grosso, Tocantins, Minas Gerais, and the Federal District. The core areas of the Cerrado biome are t ...
habitat. Other mammals found in the same area include ''
Monodelphis domestica The gray short-tailed opossum (''Monodelphis domestica'') is a small South American member of the family Didelphidae. Unlike most other marsupials, the gray short-tailed opossum does not have a true pouch. The scientific name ''Monodelphis'' is ...
'', ''
Proechimys longicaudatus The long-tailed spiny rat (''Proechimys longicaudatus'') is a spiny rat species found in Bolivia, Brazil and Paraguay. Description The long-tailed spiny rat is a large rat with a head-and-body length of between and a tail length of . The fur i ...
'', ''
Sciurus spadiceus The southern Amazon red squirrel (''Sciurus spadiceus''), is a squirrel species from South America where it inhabits forests in much of north-western South America east of the Andes. Three subspecies are currently recognised. It is a dark red c ...
'', ''
Galea spixii Spix's yellow-toothed cavy (''Galea spixii'') is a rodent, a cavy species from South America. It is found in Bolivia east of the Andes and much of south central to northeastern Brazil. The species is found in open savanna and semiarid habitats, ...
'', '' Dasyprocta punctata'', the
nine-banded armadillo The nine-banded armadillo (''Dasypus novemcinctus''), also known as the nine-banded long-nosed armadillo or common long-nosed armadillo, is a mammal found in North, Central, and South America, making it the most widespread of the armadillos. It ...
(''Dasypus novemcinctus''), the
crab-eating fox The crab-eating fox (''Cerdocyon thous''), also known as the forest fox, wood fox, bushdog (not to be confused with the bush dog) or maikong, is an extant species of medium-sized canid endemic to the central part of South America since at least ...
(''Cerdocyon thous''), the
red brocket The red brocket (''Mazama americana'') is a species of brocket deer from forests in South America, ranging from northern Argentina to Colombia and the Guianas. It also occurs on the Caribbean island of Trinidad (it also occurred on the island of ...
(''Mazama americana''), and the brown brocket (''
Mazama gouazoupira The gray brocket (''Mazama gouazoubira''), also known as the brown brocket, is a species of brocket deer from northern Argentina, Bolivia, southern Peru, eastern and southern Brazil, Paraguay, and Uruguay. It formerly included the Amazonian brow ...
'').Brooks et al., 2004, p. 6


References


Literature cited

*Bonvicino, C., Weksler M. and Percequillo, A. 2008. . In IUCN. IUCN Red List of Threatened Species. Version 2009.2.
www.iucnredlist.org
. Downloaded on November 7, 2009. *Brooks, D.M., Baker, R.J., Vargas M., R.J., Tarifa, T., Aranibar, H. and Rojas, J.M. 2004. A new species of ''Oryzomys'' (Rodentia: Muridae) from an isolated pocket of cerrado in eastern Bolivia. Occasional Papers, Museum of Texas Tech University 241:1-11. *Dunnum, J. and Vargas, J. 2008. . In IUCN. IUCN Red List of Threatened Species. Version 2009.2.
www.iucnredlist.org
. Downloaded on November 7, 2009. * *Percequillo, A.R., E. Hingst-Zaher, and C.R. Bonvicino. 2008
Systematic review of genus ''Cerradomys'' Weksler, Percequillo and Voss, 2006 (Rodentia: Cricetidae: Sigmodontinae: Oryzomyini), with description of two new species from Eastern Brazil
''American Museum Novitates'' 3622:1–46. * Mammals of Brazil Cerradomys Mammals described in 2002 {{Sigmodontinae-stub