110 SCIUROPTERUS. 



c. calif ornic US. {Siii/rop/erus), Rhoads, Proc. Acad. Nat. Scien. 

 Phila., 1897, p. 323. 



Type locality. San Bernardino Mountains, San Bernardino 

 county, California. 



Geogr. Distr. Mountain range, southeastern California. 



Genl. Char. Smaller than .S'. v. alpinus, color pale. 



Color. Upper parts between drab gray and wood brown. Basal 

 third of tail like back, remainder dark smoke gray. Sides of face and 

 neck pale ash gray, orbital ring mouse gray. Under parts yellowish 

 grav, except throat, inner fore legs and inner margin of thighs, which 

 are white. Tail beneath pale drab. 



Measurements. Type. Total length, 286; tail vertebrae, 127; 

 hind foot, 38; ear from crown, 16; length of carpal fascia, 24. 

 d. — nre^onensis. [J^teromys), Bachm.]ourn. Ac. Phil., 1S39, viii, p. loi. 



Type locality. " Pine woods of the Columbia near the sea." 



Geogr. Distr. Southern Alaska to northern California, at lower 

 elevations of the Pacific slope. 



Genl. Char. Intermediate in size between .S". v. alpinus and 5. 

 volans; tail long, slender; colors dark. 



Color. Above Mars brown with a russet shade, tinged with clay 

 color, hairs black tipped; upper parts of feet, shoulders, membrane, 

 ears and tail, seal brown to slate black; under parts isabella color 

 tinged with rusty. Fore legs beneath, spot on chin, and median line 

 from breast to vent, whitish. About mouth and eyes blackish. 



Measurements. Type. Total length, 302; tail vertebra>, 132; hind 

 foot, 39; ear from crown, 15; carpal fascia, 23.5. 



e.—olympicus. (Sciuropterus), Elliot, Field Columb. Mus., 1899, i, 

 p. 250, Zoology. 



Type locality. Happy Lake, Clallam County, Olympic Moun- 

 tains, Washington. 



Geogr. Distr. Northwest Washington, higher parts of the 

 Olympic Mountains. 



Genl. Char. Similar to S. r. fuliginosus Rhoads, but larger and 

 darker. 



Color. Upper parts blackish slate, hairs tipped with rust color; 

 membranes jet black on outer half edged with white, inner half like 

 back; tail above grayish fawn, dark smoky gray at tip, beneath buff; 

 under parts bright buff; legs and feet dark reddish brown; ears dark 

 brown; nose, stripe to e3'e and orbital ring, black. 



Measurements. Type. Total length, 346; tail, 164; hind foot, 38; 

 membrane across shoulder, 200. 



Skull: occipito-nasal length, 41; greatest width, 19; nasals, 12; 

 tooth row, 9. 



