Ctenomys boliviensis, Waterhouse, 1848

Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier, 2016, Ctenomyidae, Handbook of the Mammals of the World – Volume 6 Lagomorphs and Rodents I, Barcelona: Lynx Edicions, pp. 498-534 : 513

publication ID

https://doi.org/10.5281/zenodo.6588177

DOI

https://doi.org/10.5281/zenodo.6588543

persistent identifier

https://treatment.plazi.org/id/59304B44-1B1C-FFD0-FA10-FD7BF8BAF91F

treatment provided by

Carolina

scientific name

Ctenomys boliviensis
status

 

3. View Plate 30: Ctenomyidae

Bolivian Tuco-tuco

Ctenomys boliviensis

French: Tuco-tuco de Bolivie / German: Bolivien-Kammratte / Spanish: Tuco tuco de Bolivia

Taxonomy. Ctenomys boliviensis Waterhouse, 1848 ,

“Plains of Santa Cruz de la Sierra.” Refined by O. Thomas in 1921 to Santa Cruz, Bolivia, 480 m, 17° 48’ S, 63° 10° W.

Based on biogeographical studies, Ctenomys boliviensis belongs to the Bolivian-Matogrossense group, but through molecular markers, it is included in the boliviensis-species group. Ctenomys boliviensis has symmetric sperm and polymorphic chromosome number of 2n = 36, 38, 40, 42, 44, and 46 with FN = 64. Monotypic.

Distribution. EC Bolivia (Santa Cruz Department). View Figure

Descriptive notes. Head-body ¢.276 mm (males) and c.221 mm (females), tail c.80 mm (males) and c.95 mm (females), ear 12 mm (males) and 9 mm (females), hindfoot 46 mm (males) and 45 mm (females); weight up to 650 g (males) and 420 g (females). The Bolivian Tuco-tuco is large-sized. It has soft fur that is very glossy and short; pelage is generally bright rufous-brown. Head and snout are blackish brown. Underparts are bright rusty yellow, exceptfor the space between hindlegs. The Bolivian Tuco-tuco has broad, poorly defined dark brown band along back of neck to front of back and large white patch covering front of abdomen. Tail is dark brown above and pale brown beneath. Upper incisors are very broad. Skull is remarkable for its narrowed middle part of rostrum.

Habitat. Dry soil in areas not frequently flooded.

Food and Feeding. The Bolivian Tuco-tuco feeds on underground tuber and roots.

Breeding. Mean litter size of the Bolivian Tuco-tuco is 1-7 young (range 1-5 young).

Activity patterns. There is no information available for this species.

Movements, Home range and Social organization. There is no specific information available for this species, but the Bolivian Tuco-tuco is solitary.

Status and Conservation. Classified as Least Concern on The IUCN Red List.

Bibliography. Anderson (1997), Anderson et al. (1987), Bidau (2015), Cook et al. (1990), Gardner et al. (2014), Thomas (19211), Vitullo & Cook (1991).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Ctenomyidae

Genus

Ctenomys

Loc

Ctenomys boliviensis

Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier 2016
2016
Loc

Ctenomys boliviensis

Waterhouse 1848
1848