Peromyscus keeni
Creators: name: Don E. Wilson
name: Russell A. Mittermeier
name: Thomas E. Lacher, Jr
Publisher: name: Lynx Edicions
Year: 2017
Subjects: Biodiversity
Taxonomy
Animalia
Chordata
Mammalia
Rodentia
Cricetidae
Peromyscus
Peromyscus keeni

description: 260.
North-western Deermouse
Peromyscus keeni
French: Péromyscus de Keen / German: Nordwestliche Hirschmaus / Spanish: Raton ciervo noroccidental
Other common names: Keen's Mouse
Taxonomy. Sitomys keeni Rhoads, 1894, Masset, Graham Island, Queen Charlotte Islands, British Columbia, Canada.
Peromyscus keeni is in the maniculatus species group. It was considered a subspecies of P. maniculatus, but chromosome and DNA evidence supported recognition as a distinct species. This taxonomic revision resulted in 16 subspecies of P. maniculatus being realigned as subspecies of P. keeni. Eighteen subspecies recognized.
Subspecies and Distribution.
P.k.keeniRhoads,1894—GrahamandMoresbyIs,BritishColumbia,Canada.
P.k.algidusOsgood,1909—extremeSWYukonandNWBritishColumbia,Canada.
P.k.beresfordiGuiguet,1955—knownonlyfromthetypelocalityonBeresfordI,BritishColumbia,Canada.
P.k.cancrivorusMcCabe&Cowan,1945—knownonlyfromthetypelocalityonTableI,BritishColumbia,Canada.
P.k.doyleiMcCabe&Cowan,1945—knownonlyfromthetypelocalityonDoyleI,BritishColumbia,Canada.
P.k.hylaeusOsgood,1908—areasimmediatelysurroundingthetypelocalityonPrinceofWalesI,Alaska,USA.
P.k.interdictusR.M.Anderson,1932—VancouverI,BritishColumbia,Canada.
P.k.isolatusCowan,1935—PineandNigeiIs,BritishColumbia,Canada.
P.k.macrorhinusRhoads,1894—WcoastofBritishColumbia,Canada.
P.k.maritimusMcCabe&Cowan,1945—knownonlyfromthetypelocalityonMooreIs,BritishColumbia,Canada.
P.k.oceanicusCowan,1935—knownonlyfromthetypelocalityonForresterI,Alaska,USA.
P.k.oreasBangs,1898—WWashington,USA.
P.k.pluvialisMcCabe&Cowan,1945—knownonlyfromthetypelocalityontheNislandofGooseIGroup,BritishColumbia,Canada.
P.k.prevostensisOsgood,1901—Prevost[=Kunghit]IandsurroundingIs,BritishColumbia,Canada.
P.k.rubiventerMcCabe&Cowan,1945—RuthIandsurroundingIs,BritishColumbia,Canada.
P.k.sartinensisGuiguet,1955—knownonlyfromSartineI,BritishColumbia,Canada.
P.k.sitkensisMerriam,1897—BaranofIandsurroundingIs,Alaska,USA.
P. k. triangularis Guiguet, 1955 — known only from Triangle I, British Columbia, Canada.
Descriptive notes. Head—body 70-137 mm, tail 70-126 mm, ear 12-26 mm, hindfoot 19-32 mm; weight 15-52 g. The North-western Deermouse is medium-sized, with brown to dark brown dorsum and whitish venter. Tail is strongly bicolored (dark above and white below) and as long as head-body length. Ears are relatively large and naked. It differs from the North American Deermouse (P. maniculatus) by being darker and having longertail.
Habitat. Typically upland thickets, secondary and old growth forests, and floodplains.
Food and Feeding. North-western Deermice eat seeds, fruits, plant material, fungi, and insects.
Breeding. Female North-western Deermice average 2-3 litters/year, with 2-5 young/ litter.
Activity patterns. The North-western Deermouse is nocturnal.
Movements, Home range and Social organization. No information.
Status and Conservation. Classified as Least Concern on The IUCN Red Lust.
Bibliography. Allard & Greenbaum (1988), Allard et al. (1987), Calhoun & Greenbaum (1991), Hogan et al. (1993), Lomolino & Perault (2007), Musser & Carleton (2005), Nagorsen (2002), Osgood (1909), Sullivan et al. (1990), Zheng Xiaoguang et al. (2003).
description: Published as part of Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, pp. 204-535 in Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona :Lynx Edicions on page 381, DOI: 10.5281/zenodo.6707142