Peromyscus gymnotis, Thomas, 1894

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 386

277.

Naked-eared Deermouse

Peromyscus gymnotis

French: Péromyscus a oreilles nues / German: NacktohrHirschmaus / Spanish: Raton ciervo de orejas desnudas

Taxonomy. Peromyscus gymnotis Thomas, 1894 , “ Guatemala.”

Peromyscus gymnotis is in the mexicanus species group. It was considered a subspecies of P. mexicanus but now is recognized as a distinct species. Monotypic.

Distribution. Extreme SE Chiapas, Mexico, S Guatemala, S El Salvador, S Honduras, and W Nicaragua.

Descriptive notes. Head-body 112-133 mm, tail 90-110 mm, ear 17-20 mm, hindfoot 24-27 mm; weight 31-50 g. The Naked-eared Deermouse is medium-sized, with dark buffy to blackish dorsum. Venter is whitish to cream, with buffy pectoral region. Tail is dark buffy and slightly shorter than head-body length. Ears and soles of feet are scantily haired. Compared with the Guatemalan Deermouse (PF. guatemalensis ) and the Mexican Deermouse ( P. mexicanus ), the Naked-eared Deermouse is smaller in most external measurements.

Habitat. [Lowland tropical deciduous forests, tropical subperennial forests, grasslands, coffee plantations, and secondary forests at elevations of 50-1175 m.

Food and Feeding. No information.

Breeding. Pregnant Naked-eared Deermice have been caught in March—June and August, and young and juveniles have been reported in March—-August.

Activity patterns. The Naked-eared Deermouse is presumably nocturnal.

Movements, Home range and Social organization. No information.

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

Bibliography. Chavez, J.C. (2014b), Jones & Yates (1983), Hall (1981), Huckaby (1980), Musser (1971a), Musser & Carleton (2005).

Figures

245. Hooper's Deermouse (Peromyscus hooper), 246. Canyon Deermouse (Peromyscus crinitus), 247. California Deermouse (Peromyscus californicus), 248. Merriam’s Deermouse (Peromyscus merriami), 249. Cactus Deermouse (Peromyscus eremicus), 250. San Lorenzo Deermouse (Peromyscus interparietalis), 251. Southern Baja Deermouse (Peromyscus eva), 252. Northern Baja Deermouse (Peromyscus fraterculus), 253. Monserrat Island Deermouse (Peromyscus caniceps), 254. Dickey’s Deermouse (Peromyscus dickeyi), 255. La Guarda Deermouse (Peromyscus guardia), 256. Coronados Deermouse (Peromyscus pseudocrinitus), 257. Cotton Deermouse (Peromyscus gossypinus), 258. White-footed Deermouse (Peromyscus leucopus), 259. Santa Cruz Deermouse (Peromyscus sejugis), 260. North-western Deermouse (Peromyscus keeni), 261. Oldfield Deermouse (Peromyscus polionotus), 262. North American Deermouse (Peromyscus maniculatus), 264. Black-tailed Deermouse (Peromyscus melanurus), 265. Broad-faced Deermouse (Peromyscus megalops), 266. Black-wristed Deermouse (Peromyscus melanocarpus), 267. Catalina Deermouse (Peromyscus slevini), 268. Tawny Deermouse (Peromyscus perfulvus), 269. Plateau Deermouse (Peromyscus melanophrys), 270. Puebla Deermouse (Peromyscus mekisturus), 271. Mayan Deermouse (Peromyscus mayensis), 272. Stirton’s Deermouse (Peromyscus stirtoni), 273. Yucatan Deermouse (Peromyscus yucatanicus), 274. Chimoxan Deermouse (Peromyscus tropicalis), 275. Talamancan Deermouse (Peromyscus nudipes), 276. Mexican Deermouse (Peromyscus mexicanus), 277. Naked-eared Deermouse (Peromyscus gymnotis), 278. Chiapan Deermouse (Peromyscus zarhynchus), 279. Gardner’s Deermouse (Peromyscus gardneri), 280. Nicaraguan Deermouse (Peromyscus nicaraguae), 281. Salvadorean Deermouse (Peromyscus salvadorensis), 282. Guatemalan Deermouse (Peromyscus guatemalensis), 283. Large Deermouse (Peromyscus grandis)

Distribution. Extreme SE Chiapas, Mexico, S Guatemala, S El Salvador, S Honduras, and W Nicaragua.