Thomasomys kalinowskii (Thomas, 1894)
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publication ID |
https://doi.org/ 10.5281/zenodo.6707142 |
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DOI |
https://doi.org/10.5281/zenodo.6708569 |
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persistent identifier |
https://treatment.plazi.org/id/03F06D13-FF70-20B9-0D85-11800C9FF383 |
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treatment provided by |
Carolina |
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scientific name |
Thomasomys kalinowskii |
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660. View Plate 28: Cricetidae
Kalinowski’s Oldfield Mouse
Thomasomys kalinowskii View in CoL
French: Thomasomys de Kalinowski / German: Kalinowski-Paramomaus / Spanish: Raton de erial de Kalinowski
Other common names: Kalinowski's Thomasomys
Taxonomy. Oryzomys kalinowskii Thomas, 1894 View in CoL , “Valley of Vitoc [Junin], East Central Peru.”
Thomasomys kalinowskii is pending of revision due to geographic variation among populations. Monotypic.
Distribution. Andes of C Peru from Huanuco to Ayacucho regions. View Figure
Descriptive notes. Head-body 136-143 mm, tail 155 mm, ear 21-26 mm, hindfoot 28-35 mm. No specific data are available for body weight. Dorsum of Kalinowski’s Oldfield Mouse is finely grizzled brownish gray; venter is dirty fulvous. Mystacial vibrissae are moderately long and extend slightly beyond posterior margin of pinnae when bent. Dorsal surfaces of metatarsals are dark brown, with sides and fingers silvery white. Pads of hindfeet are prominent, with distinct gap between thenar and hypothenar pads. Forefeet are brownish; ventral base of manual claw is keeled on proximal one-half. Hallux is moderately long, with claw not extending more than about one-half the length of first phalanx of second digit. Tail is relatively short (101-114% of head-body length), unicolored black, and finely haired, without terminal white tip or pencil.
Habitat. Primary and secondary growth montane forests, often near agricultural crops, at elevations of 2050-3673 m. In Apurimac Region Kalinowski’s Oldfield Mouse was recorded in humid upper montane forest with tall shrubs and narrow trees 5-10 m high and stands of Chusquea (Poaceae) bamboo, and near maize and squash crops. In Carpish, Huanuco Region it was recorded in humid montane pristine forests and disturbed forests near potato crops, where trees are slender and are densely covered by orchids, bromeliads, ferns, lichens, and mosses.
Food and Feeding. Kalinowski’s Oldfield Mouse eats plants (mainly Piperaceae ) and arthropods.
Breeding. No information.
Activity patterns. No information.
Movements, Home range and Social organization. No information.
Status and Conservation. Classified as Vulnerable on The IUCN Red List. Kalinowski’s Oldfield Mouse occurs in less than 20,000 km?, with records at fewer than ten locations. Extent and quality ofits habitat continues to decline.
Bibliography. Emmons et al. (2001), Gardner & Patton (1976), Noblecilla & Pacheco (2012), Pacheco (2002, 2003, 2015b), Pacheco, Cadenillas et al. (2009), Pacheco, Salas et al. (2007), Pacheco, Tirira & Vargas (2008), Price & Emerson (1986), Salazar-Bravo & Yates (2007), Smith & Patton (1999), Thomas (1884).
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Myomorpha |
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Muroidea |
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Genus |
Thomasomys kalinowskii
| Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr 2017 |
Oryzomys kalinowskii
| Thomas 1894 |