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HOME --> CLASS MAMMALIA  --> ORDER RODENTIA  --> SUBORDER MYOMORPHA  --> SUPERFAMILY Muroidea  --> FAMILY Cricetidae  --> SUBFAMILY Sigmodontinae  --> GENUS Microryzomys

SPECIES Microryzomys altissimus

Author:Osgood, 1933.
Citation:Field Mus. Nat. Hist. Publ., Zool. Ser., 20: 5.
Common Name:Páramo Colilargo
Type Locality:Perú, Pasco Dept., La Quinua, mountains north of Cerro de Pasco, 11,600 ft (3536 m).
Distribution:Subalpine and páramo formations, mostly 2500-4000 m, in the Andes of Colombia, Ecuador, and Perú.
Status:IUCN – Lower Risk (lc).
Comments:Diagnosed as a subspecies of Oryzomys minutus but elevated to species by Hershkovitz (1940), who named two additional subspecies. Subspecific arrangement followed by Cabrera (1961) but none retained by Carleton and Musser (1989).
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Offspring:

Synonyms:

    chotanus Hershkovitz, 1940
    hylaeus Hershkovitz, 1940

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