Accepted taxon: Spermophilus townsendii
Accepted taxon: Spermophilus townsendii
| Taxon: |
Spermophilus townsendii |
| Rank: |
Species |
| Higher Classification: |
RODENTIA | SCIUROMORPHA | Sciuridae | Xerinae | Marmotini | Spermophilus | Spermophilus |
| 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 Spermophilus townsendii diet.
CF (Crude Fibre) 20, ASH (Ash contents) 10, NFE (Nitrogen-Free-Extract) 50, CP (Crude Protein) 16, EE (Ether Extract) 5.
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 Spermophilus townsendii.
| TSN Complete name |
Part |
Ratio a. |
Reference(s) |
| Magnoliopsida |
SHOOT |
66.67 |
Damuth, J… |
| Magnoliopsida |
SEED |
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 Spermophilus townsendii.
| Trait |
Selected Value |
All Value(s) |
Reference(s) |
| Locomotion: Eisenberg 1981 |
Terrestrial |
Terrestrial |
Virginia … |
Table 3. List of Standard Measurements for Spermophilus townsendii.
| Measurement |
Location |
Unit |
n Total |
n Unknown |
n Female |
n Male |
Min |
Mean |
Max |
SD |
Reference(s) |
| Body Mass (BM) |
nan |
g |
- |
- |
- |
- |
82 |
- |
325 |
- |
Freudenth… |
Table 4. List of other Measurements b. for Spermophilus townsendii.
| Measurement |
Location |
Unit |
n Total |
n Unknown |
n Female |
n Male |
Min |
Mean |
Max |
SD |
Reference(s) |
| BMR (kJ/h) |
nan |
kJ/h |
- |
- |
- |
- |
- |
2 |
- |
- |
McNab, B.… |
| BMR,mlO2/h |
nan |
mlO2/h |
8 |
8 |
- |
- |
- |
114 |
- |
- |
Genoud, M… |
b. other Measurements.
Source Measurements which are not listed on or mapped with the Standard Traits..
Table 5. List of Data Sources for Spermophilus townsendii.
| Taxon |
Reference |
Match |
Status |
| Spermophilus townsendii |
Hayssen,V., 2008, Patterns of body and tail length and body mass in Sciuridae, Journal of mammalogy |
1: Exact Taxon match |
Verified - Accepted |
| Spermophilus townsendii |
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 |
| Citellus townsendi |
Reid,F., 2006, Peterson field guide to mammals of North America, |
150: Genus synonym, same species epithet |
Verified - Accepted |
| Spermophilus townsendii |
McNab, B.K., 2008. An analysis of the factors that influence the level and scaling of mammalian BMR. Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology, 151(1), pp.5-28. |
1: Exact Taxon match |
Verified - Accepted |
| Spermophilus townsendii |
Genoud, M., Isler, K. and Martin, R.D., 2018. Comparative analyses of basal rate of metabolism in mammals: data selection does matter. Biological Reviews, 93(1), pp.404-438. |
1: Exact Taxon match |
Verified - Accepted |
| Spermophilus townsendii |
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 2025. / CC BY 4.0. http://doi.org/10.5281/zenodo.7462864
Spermophilus townsendii
, Accessed 9th May 2025 at https://mammalbase.net/me/7245]