Accepted taxon: Scapteromys tumidus
Accepted taxon: Scapteromys tumidus
| Taxon: |
Scapteromys tumidus |
| Rank: |
Species |
| Higher Classification: |
RODENTIA | MYOMORPHA | Muroidea | Cricetidae | Sigmodontinae | Scapteromys |
| 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 Scapteromys tumidus diet.
CF (Crude Fibre) 15, ASH (Ash contents) 7, NFE (Nitrogen-Free-Extract) 34, 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 Scapteromys tumidus.
| TSN Complete name |
Part |
Ratio a. |
Reference(s) |
| Insecta |
WHOLE |
30.00 |
Damuth, J… |
| Poaceae |
STEM |
22.22 |
Nowak,R. … |
| Arthropoda |
WHOLE |
21.11 |
Damuth, J… |
| Poaceae |
SEED |
11.11 |
Nowak,R. … |
| Magnoliopsida |
SHOOT |
8.89 |
Damuth, J… |
| Magnoliopsida |
SEED |
6.67 |
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 Scapteromys tumidus.
| Trait |
Selected Value |
All Value(s) |
Reference(s) |
|
Locomotion: Eisenberg 1981
|
Semiaquatic
|
Aquatic, Semiaquatic
|
– Jerry O. Wolff, R. D. Guthrie, 1985, 'Why Are Aquatic Small Mammals So Large?', Oikos, vol. 45, no. 3, p. 365, Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition
|
|
Dietary category: Eisenberg 1981
|
Insectivore-Omnivore
|
Insectivore-Omnivore
|
– Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition
|
|
Dietary category: Miljutin 2009
|
Animalivore
|
Animalivore
|
– Paglia,A. P., 2012, Lista Anotada dos Mamíferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals 2nd Edition
|
|
Hypsodonty
|
1 = brachydont
|
1 = brachydont
|
– Carleton,M. D., 1980, Phylogenetic relationships in neotomine-peromyscine rodents (Muroidea) and a reappraisal of the dichotomy within New World Cricetinae,, Pacheco,V. R., 2003, Phylogenetic analyses of the Thomasomyini (Muroidea: Sigmodontinae) based on morphological data, Unpublished Ph.D.diss., City University of New York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 Scapteromys tumidus.
| Measurement |
Location |
Unit |
n Total |
n Unknown |
n Female |
n Male |
Min |
Mean |
Max |
SD |
Reference(s) |
| Body Mass (BM) |
nan |
g |
- |
- |
- |
- |
90 |
- |
195 |
- |
Freudenth… |
| Body Mass (BM) |
Brazil |
g |
- |
- |
- |
- |
- |
146 |
- |
- |
Paglia,A.… |
Table 4. List of other Measurements b. for Scapteromys tumidus.
| 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 Scapteromys tumidus.
| Taxon |
Reference |
Match |
Status |
| Scapteromys tumidus |
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 |
| Scapteromys tumidus |
Carleton,M. D., 1980, Phylogenetic relationships in neotomine-peromyscine rodents (Muroidea) and a reappraisal of the dichotomy within New World Cricetinae, |
1: Exact Taxon match |
Verified - Accepted |
| Scapteromys tumidus |
Wolff,J. O., 1985, Why are aquatic small mammals so large?, Oikos |
1: Exact Taxon match |
Verified - Accepted |
| Scapteromys tumidus |
Paglia,A. P., 2012, Lista Anotada dos MamÃÂferos do Brasil 2ª Edição Annotated Checklist of Brazilian Mammals, |
1: Exact Taxon match |
Verified - Accepted |
| Scapteromys tumidus |
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 |
| Scapteromys tumidus |
Nowak,R. M., 1991, Walker's mammals of the world, |
1: Exact Taxon match |
Verified - Accepted |
| Scapteromys tumidus |
Nowak,R. M., 1991, Walker's mammals of the world, |
1: Exact Taxon match |
Verified - Accepted |
| Scapteromys tumidus |
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
Scapteromys tumidus
, Accessed 10th June 2026 at https://mammalbase.net/me/8943]