763. Fulvous-bellied Climbing Rat Tylomys fulviventer French: Tylomys a ventre fauve / German: Gelbbauch-Kletterratte / Spanish: Rata trepadora de vientre leonado Taxonomy. Tylomys fulviventer Anthony, 1916, “Tacarcuna, District of Darien, Panama. Alt. 4200 ft [= 1280 m].” Tylomys fulviventer might be a subspecies of T. mirae or a synonym of 1. panamensis. Monotypic. Distribution. Known only from a small area of the Darién, E Panama. Descriptive notes. Head-body 218 mm,tail 233 mm. No specific data are available for body weight. The Fulvous-bellied Climbing Rat is similar to Watson’s Climbing Rat ('1" watsoni). Its back is dark brown medially, with light brown ocher on both sides of midline of back; sides are pale; underparts have brown ocher midline extending from pectoral region to base of tail; and legs are dark. Tail is slightly longer than body, dark gray basally and flesh colored distally. There are four inguinal teats. Long anterior palatine foramen reaches level of M'; nasals extend beyond premaxila. Habitat. Tropical wet forest and tropical rainforest. Food and Feeding. The Fulvous-bellied Climbing Rat eats seeds. Type specimen was captured in traps baited with banana. Breeding. No information. Activity patterns. The type specimen was captured on the ground. Movements, Home range and Social organization. No information. Status and Conservation. Classified as Data Deficient on The IUCN Red List. Data on distribution, biology, environmental requirements, and taxonomic validity are need to clarify conservation status of the Fulvous-bellied Climbing Rat. Bibliography. Anthony (1916), Cuartas-Calle & Munoz-Arango (2003), Espinoza (2002), Musser & Carleton (2005), Nowak (1999), Reid (2009), Wilson & Cole (2000).

Published as part of Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, pp. 204-535 in Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona :Lynx Edicions on page 535, DOI: 10.5281/zenodo.6707142