Cricetidae Author Don E. Wilson Author Russell A. Mittermeier Author Thomas E. Lacher, Jr text 2017 2017-11-30 Lynx Edicions Barcelona Handbook of the Mammals of the World – Volume 7 Rodents II 204 535 book chapter 80832 10.5281/zenodo.6707142 ab66b2b7-9544-4411-bf61-5bc3651d7bca 978-84-16728-04-6 6707142 373. Santa Marta Rice Rat Nephelomys maculiventer French: Néphélomys de Santa Marta / German: Santa-Marta-Reisratte / Spanish: Rata arrocera de Santa Marta Other common names: Santa Marta Nephelomys Taxonomy. Oryzomys maculiventer J. A. Allen, 1899 , Sierra El Libano , 6000 ft , Santa Marta, Magdalena , Colombia . C. Cardenas in 2017 concluded that N. maculiventer was a junior synonym of N. meridensis . Monotypic. Distribution. Known only from slopes of Sierra Nevada de Santa Marta and Serrania de Perija, N Colombia. Descriptive notes. Head-body 127-180 mm, tail 148-194 mm, ear 19 mm (dry), hindfoot 28-36 mm. No specific data are available for body weight. The Santa Marta Rice Rat is medium-large, with full, long, and soft pelage. Dorsum is tawny rufous, varied with black tipped hairs, and brighter and lighter tawny on sides; top of head is darker and less tawny than dorsum; nose and sides of face to eyes are gray; underparts are pure white; ventral pelage has patches of single-colored hairs on almost all specimens; forearm and manus are pure white to above elbow; hindfeet are gray, with tinge of fulvous, especially proximally; ears are large, brown, nearly naked on both surfaces except on anterior bases externally; and tail is usually unicolored. Chromosomal complement is 2n = 66, FN = 112. Habitat. Montane and cloud forests at elevations of 900-2600 m. Food and Feeding. No information. Breeding. No information. Activity patterns. No information. Movements, Home range and Social organization. No information. Status and Conservation. Not assessed on The [UCN Red List. Bibliography. Allen (1899b), Cardenas (2017), Gardner & Patton (1976), Musser & Williams (1985), Percequillo (2015).