PEROMYSCUS. 149 



WAGNER'S FIELD MOUSE. 

 Type locality. Labrador. 

 Geogr. Distr. Range unknown. 



294. Peromyscus catalinse Elliot. 



Peromyscus catalin Elliot, Pub. Field Columb. Mus., in, 1903, 



p. 160. Zool. Ser. 

 CATALINA ISLAND MOUSE. 



Type locality. Santa Catalina Island, Santa Barbara Islands, Cali- 

 fornia. 



Geogr. Distr. Known only from the type locality. 



Genl. Char. Size of P. t. gambeli, but with longer tail, ears, and 



feet. 



Color. Upper parts grayish buff lined with black, lower back 

 darkest; rump grayish buff; cheeks, nose, and sides buff; upper lip, 

 lower sides of face, entire under parts, hands, and feet pure white; 

 tail above dusky, beneath white ; ears brownish black. 



Measurements. Total length, 176; tail vertebrae, 92; hind foot, 

 23; ear, 18. Skull: occipito-nasal length, 25; Hensel, 19; zygomatic 

 width, 13; interorbital constriction, 4; mastoid width, 10.2; length 

 of nasals, 8; width of braincase, 10; length of upper tooth row, 3. 



295. Peromyscus austerus (Baird). 



Hesperomys austerus Baird, Proc. Acad. Nat. Scien. Phil., 1855, 



P- 336. 

 Peromyscus austerus Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 



11, IQOI, p. 132. Zool. Ser. 

 TROUBLESOME FIELD MOUSE. 



Type locality. Spokane Plain, Spokane County, Washington. 

 Geogr. Distr. Pacific coast, California to Washington. 



296. Peromyscus perimecurus Elliot. 



Peromyscus perimecurus Elliot, Pub. Field Columb. Mus., in, 



1903, p. 156. Zool. Ser. 

 LONG-TAILED MOUSE. 



Type locality. Goldbeach, Curry County, Oregon. 



Geogr. Distr. Coast region of Oregon. 



Genl. Char. Similar to P. austerus but larger and lighter in color; 

 tail very long. Skull with larger bullae, wider pterygoid fossa, and 

 narrower rostrum. 



Color. Back of head and dorsal region buff lined with black; 

 fore part of head, nose, sides of head and body grayish buff; lateral 

 line bright buff ; lips and under parts plumbeous washed with white ; 

 hands and feet white; tail brown above, flesh color beneath, end 



