Nephelomys auriventer (Thomas, 1899)

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 417

publication ID

https://doi.org/ 10.5281/zenodo.6707142

DOI

https://doi.org/10.5281/zenodo.6728049

persistent identifier

https://treatment.plazi.org/id/03F06D13-FF24-20ED-0D80-1F800E80FB23

treatment provided by

Carolina

scientific name

Nephelomys auriventer
status

 

380. View Plate 20: Cricetidae

Greater Golden-bellied Rice Rat

Nephelomys auriventer View in CoL

French: Néphélomys a ventre doré / German: GroRRe Goldbauch-Reisratte / Spanish: Rata arrocera de vientre dorado grande

Other common names: Ecuadorean Rice Rat, Golden-bellied Oryzomys, Greater Golden-bellied Nephelomys

Taxonomy. Oryzomys auriventer Thomas, 1899 View in CoL , “Mirador, below Banos, on the Upper Pastaza River, [Tungurahua,] E. Ecuador. Altitude 1500 m.”

Peruvian populations assigned to N. auriventer probably are a different species, but additional research is needed to clarify this. Monotypic.

Distribution. A few isolated localities in E Andes Range of C Ecuador (upper Rio Pastaza drainage) and SC Peru (Rio Apurimac drainage). View Figure

Descriptive notes. Head-body 140-173 mm, tail 160-191 mm, hindfoot 37-9 mm, ear 27-28 mm; weight 115-120 g. The Greater Golden-bellied Rice Rat is large, with short harsh fur. Dorsum is ocherous yellow or orange yellow to orange golden, densely grizzled with brown. Venteris light yellowish to intensely golden, and white gular patches are typically absent. Hindfeet are tan on dorsal surfaces. Tail is indistinctly bicolored or uniformly colored. Interorbital region is slightly to strongly convergent anteriorly, with sharply angled supraorbital margins. Chromosomal complement of a Peruvian specimen was 2n = 70, FN = 84.

Habitat. Primary and secondary subtropical forest at elevations of 1140-2950 m.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. The Greater Golden-bellied Rice Rat is terrestrial.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as [Least Concern on The IUCNRed List. In Ecuador, the Greater Golden-bellied Rice Rat is uncommon. In Peru,it is known from one locality in the Rio Apurimac drainage.

Bibliography. Brito, Tinoco & Sornoza (2015), Eisenberg & Redford (1999), Pacheco et al. (2009), Percequillo (2015q), Weksler (2016).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Cricetidae

Genus

Nephelomys

Loc

Nephelomys auriventer

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr 2017
2017
Loc

Oryzomys auriventer

Thomas 1899
1899
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