MammalBase - Accepted taxon: Wiedomys pyrrhorhinos

Accepted taxon: Wiedomys pyrrhorhinos
Taxon:	Wiedomys pyrrhorhinos
Rank:	Species
Higher Classification:	RODENTIA \| MYOMORPHA \| Muroidea \| Cricetidae \| Sigmodontinae \| Wiedomys
Reference:	Wilson, Don E., and DeeAnn M. Reeder, eds. Mammal Species of the World. A Taxonomic and Geographic Reference (3rd ed), JHU Press, 2005.

Fig.1 - Ternary plot of the proximate analysis for the Wiedomys pyrrhorhinos diet.
CF (Crude Fibre) 10, ASH (Ash contents) 7, NFE (Nitrogen-Free-Extract) 40, CP (Crude Protein) 33, EE (Ether Extract) 10. See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets. Mammalian Biology, pp.1-15. [DOI]

Table 1. List of Diet Items for Wiedomys pyrrhorhinos.
TSN Complete name	Part	Ratio ^a.	Reference(s)
Magnoliopsida	SEED	66.67	Damuth, J…
Arthropoda	WHOLE	33.33	Damuth, J…

^a. Standardized values. See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets. Mammalian Biology, pp.1-15. [DOI]

Table 2. List of Standard Traits for Wiedomys pyrrhorhinos.
Trait	Selected Value	All Value(s)	Reference(s)
Locomotion: Eisenberg 1981	Arboreal	Arboreal, Scansonal	– Christophe Soligo, Robert D. Martin, 2006, 'Adaptive origins of primates revisited', Journal of Human Evolution, vol. 50, no. 4, pp. 414-430, Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition
Dietary category: Eisenberg 1981	Frugivore-omnivore	Frugivore-omnivore	– Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition
Dietary category: Miljutin 2009	Frugivore	Frugivore, Herbivore	– Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition, Ricardo A. Ojeda, Pedro G. Blendinger, Roland Brandl, 2000, 'Mammals in South American drylands: faunal similarity and trophic structure', Global Ecology and Biogeography, vol. 9, no. 2, pp. 115-123
Hypsodonty	1 = brachydont	1 = brachydont	– ALEXANDRE R. PERCEQUILLO, MARCELO WEKSLER, LEONORA P. COSTA, 2011, 'A new genus and species of rodent from the Brazilian Atlantic Forest (Rodentia: Cricetidae: Sigmodontinae: Oryzomyini), with comments on oryzomyine biogeography', Zoological Journal of the Linnean Society, vol. 161, no. 2, pp. 357-390, Pacheco,V. R., 2003, Phylogenetic analyses of the Thomasomyini (Muroidea: Sigmodontinae) based on morphological data, Unpublished Ph.D.diss., City University of New York

Table 3. List of Standard Measurements for Wiedomys pyrrhorhinos.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)
Body Mass (BM)	Brazil	g	-	-	-	-	-	40	-	-	Paglia,A.…
Body Mass (BM)	nan	g	-	-	-	-	33	-	58	-	Freudenth…

Table 4. List of other Measurements ^b. for Wiedomys pyrrhorhinos.
Measurement	Location	Unit	n Total	n Unknown	n Female	n Male	Min	Mean	Max	SD	Reference(s)

^b. other Measurements. Source Measurements which are not listed on or mapped with the Standard Traits..

Table 5. List of Data Sources for Wiedomys pyrrhorhinos.
Taxon	Reference	Match	Status
Wiedomys pyrrhorhinos	Pacheco,V. R., 2003, Phylogenetic analyses of the Thomasomyini (Muroidea: Sigmodontinae) based on morphological data, Unpublished Ph.D.diss., City University of New York	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	PERCEQUILLO,A. R., 2011, A new genus and species of rodent from the Brazilian Atlantic Forest (Rodentia: Cricetidae: Sigmodontinae: Oryzomyini), with comments on oryzomyine biogeography, Zoological Journal of the Linnean Society	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Nowak,R. M., 1991, Walker's mammals of the world,	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Soligo,C., 2006, Adaptive origins of primates revisited, Journal of human evolution	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Ojeda,R. A., 2001, Mammals in South American drylands: faunal similarity and trophic structure, Global Ecology and Biogeography	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Paglia,A. P., 2012, Lista Anotada dos MamÃƒÂferos do Brasil 2Ã‚Âª EdiÃƒÂ§ÃƒÂ£o Annotated Checklist of Brazilian Mammals,	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Damuth, J. 2010. ABSOLUT 6 a mammalian database compiled by the national center for ecological analysis and synthesis (NCEAS ) workshop on mammalian communities.	1: Exact Taxon match	Verified - Accepted
Wiedomys pyrrhorhinos	Freudenthal, M. and Martín-Suárez, E., 2013. Estimating body mass of fossil rodents. Scripta Geologica, 145, pp.1-513.	1: Exact Taxon match	Verified - Accepted

Citation for this page: [The MammalBase community 2026. / CC BY 4.0. http://doi.org/10.5281/zenodo.7462864 Wiedomys pyrrhorhinos , Accessed 15th April 2026 at https://mammalbase.net/me/9002]