Reithrodontomys sumichrasti (Saussure, 1861)

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 : 372-373

239.

Sumichrast’s Harvest Mouse

Reithrodontomys sumichrasti

French: Souris-moissonneuse de Sumichrast / German: Sumichrast-Erntemaus / Spanish: Raton espiguero de Sumichrast

Taxonomy. Reithrodon sumichrasti Saussure, 1861 , “Mexicana tellus.” Restricted by E. T. Hooper in 1952 to Mirador, Veracruz.

Reithrodontomys sumichrasti is in subgenus Reithrodontomys . Seven subspecies recognized.

Subspecies and Distribution.

R.s.sumichrastiSaussure,1861—fromQuerétaroStoOaxacastates(SCMexico).

R.s.australis].A.Allen,1895—CordilleradeTalamancaofCostaRica.

R.s.dorsalisMerriam,1901—ChiapasState(SEMexico)andGuatemala.

R.s.luteolusA.H.Howell,1914—CGuerreroandWOaxacastates(SMexico).

R.s.modestusThomas,1907—SWHonduras,extremeNElSalvador,andNWNicaragua.

R. s. nerterus Merriam, 1901 — from S Jalisco E to W México states (WC Mexico).

R. s. vulcanius Bangs, 1902 — known only from the type locality and surrounding areas in W Panama.

Descriptive notes. Head-body 75-88 mm, tail 81-113 mm, ear 12-18 mm, hindfoot 18-21 mm; weight 12-16 g. Sumichrast’s Harvest Mouse is medium-sized. Dorsum ranges from cinnamon and orange to darker gray, depending on subspecies and level of banding on hairs. Venter is lighter and ranges from cinnamon to brown or buffy pink to cinnamon-pink. Tail is long and brown or dark brown on top and lighter underneath. Hindfeet vary from white, cinnamon, and pink to cinnamon-pink. Dark line on dorsum is characteristic of subspecies dorsalis .

Habitat. Subtropical and temperate regions with grasslands, shrubby vegetation, pineoak forests, cloud forests, subtropical forests with abundant ferns and mosses, maize fields, and sugar cane and mango plantations at elevations of 800-3200 m. Sumichrast’s Harvest Mouse is typically most common in cold and wet pine-oak forests and riparian habitats.

Food and Feeding. No information.

Breeding. A pregnant Sumichrast’s Harvest Mouse was captured in April.

Activity patterns. Sumichrast’s Harvest Mouse is presumably nocturnal.

Movements, Home range and Social organization. No information.

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

Bibliography. Allen (1895a), Baker & Phillips (1965), Baker & Womochel (1966), Bangs (1901), Burt (1961), Goodwin (1969), Hall (1981), Hall & Dalquest (1963), Heaney & Birney (1977), Hooper (1952a, 1961), Howell (1914), Merriam (1901b), Ponce-Ulloa & Llorente (1993), Ramirez-Pulido, Quijano et al. (2014), de Saussure (1861), Smith & Jones (1967), Thomas (1907b).

Figures

208. Golden Mouse (Ochrotomys nuttalli), 209. Southern Pygmy Mouse (Baiomys musculus), 210. Northern Pygmy Mouse (Baiomys taylori), 211. Short-tailed Singing Mouse (Scotinomys teguina), 212. Long-tailed Singing Mouse (Scotinomys xerampelinus), 213. Yellow Deermouse (Isthmomys flavidus), 214. Mount Pirr 1 Deermouse (Isthmomys pirrensis), 215. Florida Deermouse (Podomys floridanus), 216. Volcano Deermouse (Neotomodon alstoni), 217. Short-nosed Harvest Mouse (Reithrodontomys brevirostris), 218. Darien Harvest Mouse (Reithrodontomys darienensis), 219. Slender Harvest Mouse (Reithrodontomys gracilis), 220. Mexican Harvest Mouse (Reithrodontomys mexicanus), 221. Nicaraguan Harvest Mouse (Reithrodontomys paradoxus), 222. Cozumel Harvest Mouse (Reithrodontomys spectabilis), 223. Talamancan Harvest Mouse (Reithrodontomys creper), 224. Rodriguez's Harvest Mouse (Reithrodontomys rodriguez), 225. Narrow-nosed Harvest Mouse (Reithrodontomys tenuirostris), 226. Small-toothed Harvest Mouse (Reithrodontomys microdon), 227. Costa Rican Harvest Mouse (Reithrodontomys cherrii), 228. Chiriquian Harvest Mouse (Reithrodontomys garichensis), 229. Musser’s Harvest Mouse (Reithrodontomys musser), 230. Baker’s Harvest Mouse (Reithrodontomys baker), 231. Fulvous Harvest Mouse (Reithrodontomys fulvescens), 232. Hairy Harvest Mouse (Reithrodontomys hirsutus), 233. Sonoran Harvest Mouse (Reithrodontomys burt), 234. Volcano Harvest Mouse (Reithrodontomys chrysopsis), 235. Eastern Harvest Mouse (Reithrodontomys humulis), 236. Western Harvest Mouse (Reithrodontomys megalotis), 237. Plains Harvest Mouse (Reithrodontomys montanus), 238. Salt-marsh Harvest Mouse (Reithrodontomys raviventris), 239. Sumichrast’s Harvest Mouse (Reithrodontomys sumichrasti), 240. Zacatecan Harvest Mouse (Reithrodontomys zacatecae), 242. Northern Grasshopper Mouse (Onychomys leucogaster), 243. Southern Grasshopper Mouse (Onychomys torridus), 244. Osgood’s Deermouse (Osgoodomys banderanus)

Subspecies and Distribution. R.s.sumichrastiSaussure,1861—fromQuerétaroStoOaxacastates(SCMexico). R.s.australis].A.Allen,1895—CordilleradeTalamancaofCostaRica. R.s.dorsalisMerriam,1901—ChiapasState(SEMexico)andGuatemala. R.s.luteolusA.H.Howell,1914—CGuerreroandWOaxacastates(SMexico). R.s.modestusThomas,1907—SWHonduras,extremeNElSalvador,andNWNicaragua. R. s. nerterus Merriam, 1901 — from S Jalisco E to W México states (WC Mexico). R. s. vulcanius Bangs, 1902 — known only from the type locality and surrounding areas in W Panama.