The Land and Sea Mammals of Middle America and the West Indies, Part 1

Acad Allen basal length beneath white Biol braincase brownish buffy Bull bullæ Char Chihuahua Coll Color Costa Rica dark brown darker Distr ears large Elliot feet white Genl Geogr grayish white hairs hands and feet head and body Hensel Heteromys hind feet hind foot Hist incisive foramina incisors interorbital constriction interorbital width interparietal Jalisco lateral line legs length of mandible length of nasals length of upper lined with black Lower California LOWER TOOTH ROW Mamm mandible mastoid mastoid breadth Measurements Merr Mexico naked Oaxaca occipito-nasal length ochraceous buff orbital ring Oryzomys palatal length paler pelage Peromyscus plumbeous POCKET GOPHER posteriorly premolar Proc reddish rostrum rufous rump Scien Sciurus sides Similar Skull Sonora species stripe tail above dusky tail long tail vertebræ tinged Total length Type locality U. S. Nat upper molar series upper tooth row Vera Cruz yellowish brown yellowish white Zool zygomatic breadth zygomatic width