Peromyscus megalops, Merriam, 1898

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 : 383

265.

Broad-faced Deermouse

Peromyscus megalops

French: Péromyscus a téte large / German: Breitgesicht-Hirschmaus / Spanish: Ratén ciervo de cara ancha

Other common names: Brown Deermouse

Taxonomy. Peromyscus megalops Merriam, 1898 , La Cieneguilla Ranch, near Santa Maria Ozolotepec, 10,000 feet (= 3048 m), Oaxaca, Mexico .

Peromyscus megalops is in the megalops species group. Some authors included subspecies azulensis and melanurus under P. megalops , but others considered subspecies azulensis under P. mexicanus and melanurus as a separate species. Two subspecies recognized.

Subspecies and Distribution.

P.m.megalopsMerriam,1898—SCOaxaca,Mexico.

P. m. auritus Merriam, 1898 — narrow band stretching from S México, C & E Guerrero, and Oaxaca , Mexico.

Descriptive notes. Head-body 112-141 mm, tail 116-151 mm, hindfoot 28-31 mm; weight 30-50 g. The Broad-faced Deermouse is large, with long and thick dorsal pelage of reddish brown to brown ocherous and dark band between ears and along back. Venter is cream to pale yellow, with dark underfur. Pectoral and axillary regions are reddish brown, and sides are lighter than back. Legs are white, contrasting dark regions along shanks and ankles. Hindfeet are very large for the genus. Tail is longer than head-body length and bicolored (dark above and mottled below).

Habitat. Temperate cloud forests, pine-oak oak forests, and highlands, typically at elevations of 1500-3000 m. Broad-faced Deermice are found in humid microhabitats with dense underbrush stubble, moss, and tree trunks; rocky outcrops coated with dense layer of moss; and riparian habitats and along montane rivers and streams.

Food and Feeding. No information.

Breeding. Pregnant and lactating Broad-faced Deermice have been caught in June-August.

Activity patterns. The Broad-faced Deermouse is presumably nocturnal.

Movements, Home range and Social organization. No information.

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

Bibliography. Hall (1981), Hernandez-Chavez (1990), Huckaby (1980), Musser (1964), Musser & Carleton (2005), Zarza & Ceballos (2014b).

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)

Subspecies and Distribution. P.m.megalopsMerriam,1898—SCOaxaca,Mexico. P. m. auritus Merriam, 1898 — narrow band stretching from S México, C & E Guerrero, and Oaxaca , Mexico.