PUTORIUS. 341 



Type locality. Matanzas Inlet, Florida. 



Geogr. Distr. South Atlantic States, South Carolina to Florida. 



Genl. Char. Size small; hind foot large; skull long and slender 

 with long narrow rostrum and frontals; zj-goma slender, close to the 

 skull and slanting backwards from the rostrum; dentition very heavy 

 and strong. 



Color. Russet or yellowish clay color, usually some irregular 

 white markings on chin and under parts; tail gradually darkening 

 towards tip to dark reddish brown. 



Measurements. Type. Total length, 574; tail vertebrit, 197; hind 

 foot, 68. Skull: basal length, 53.6; zygomatic breadth, 31.6; mas- 

 toid breadth, 27.2; interorbital width, 12.8; behind postorbital proc- 

 esses, 11; across postorbital processes, 14; postorbital process to end 

 of nasals, iS. Single half of mandible, 34.8. (Bangs, 1. c.) 



B. Cynomyonax. 



Skull: width of interorbital constriction less than that of the 

 nasals: postorbital processes well developed; pter\goids without 

 hamular processes; bullae inflated but with hardly an\ tubular pro- 

 longation. Size of body large; tail one-third length of head and 

 body. 



504. nigripes. {Putoriiis), Aud. & Bach. Quadr. N. Am., 11, 1851, 

 p. 297, pi. 93. 



Type locality. Platte River, Nebraska. 



Geogr. Distr. Kansas to Montana antl North Dakota east of 

 Rocky Mountains. 



Genl. Char. Forehead broad, arched; muzzle short; ear short, 

 broad at base, triangular, closely furred; feet covereil with hair above 

 and beneath. 



Color. Hairs white at roots, bases of longer hairs with a yellow- 

 ish tinge, the ends broadly reddish brown: under fur white tinged 

 yellow, giving the back a yellowish brown appearance, in some parts 

 approaching rufous; sides and rump lighter, fading to yellowish 

 white. Nose, ears, sides of head, throat and under surface of neck, 

 belly, and under surface of tail, white; chest between fore legs 

 brownish. Broad black patch on forehead, enclosing ej-es and reach- 

 ing near tip of nose; legs to near shoulders and hips brownish black; 

 end of tail black for about two inches. (Aud. & Bach., 1. c.) 



Measurements. Total length, 485; tail vertebrae, 133; hind foot, 

 60. Skull: basal length, 64; Hensel, 62.5; breadth of zygoma, 43; of 



