124 Merriam — Aincrican Wood lints. 



General rlidnicters. — Similar to K. internu'dia in external appear- 

 ance, but differing in important cranial and dental characters, 

 which place it in the me.riraiKi-'pinetortnn series, of which it is an 

 aberrant member. M ^ with 3 instead of 2 salient angles on 

 outer side — a unique character. 



Color. — Upper parts buffy clay color, everywhere finely lined wilh black 

 hairs ; under parts white, the under color plumbeous and showing through 

 except in a narrow strip along the median line where the hairs are white to 

 roots ; fore and hind feet pure white ; tail bicolor, dusky above, white 

 below. 



Crariid/ diorticierfi. — Skull similar to that of mericana but differing from 

 mexicdiHi in the following particulars: Nasals narrower posteriorly and 

 reaching posterior plane of lac'hrymals ; ascending branches of premaxillte 

 exceeding nasals but little ; audital bulUe less globular; frontals much broader 

 posteriorly. 



Dental characters. —Molixrs as in m.e.rica'na ; m ^ with a strongly developed 

 antero-internal lobe (having 3 instead of 2 salient angles on inner side) ; m g 

 M"ith antero-external loop (having ;> salient angles instead of 2 on outer side, 

 and 2 reentrant angles instead of 1.) 



Neotoma fuscipes streatori subsp. nov. 



Tjipe from C.MUivsn.u.E, Amauoe Co., California. No. G4,439 (5^ ad. 

 U. S. Nat. Museum, Departmentof Agriculture Collection. Collected April 

 4, 1894, by Clark T. Streator (Original nuuiber 3G85). 



Measuremeniii (taken in flesh). — Type: Total length 382; tail vertebras 

 175 ; bind foot 38. Ear from anterior base 25 (in dry skin). 



Average measurements of 3 adult specimens from type locality : Total 

 length 380 ; tail vertebrae 183; bind foot 37. 



Genend rharaeters. — Similar to A\ fii-'<r/pes in size and colo]", but 

 ears broader; ankles somewhat darker; hind feet from ankles 

 pure white. Cranial characters pronounced. 



Color. — Ui)per parts dark grizzly brown, strongly sufiused with fulvous, 

 which is brightest and palest on the sides. Under parts creamy white. 

 Tail l)icolor, blackisii alcove, whitish below, with distinct line of demarka- 

 tion ; black upper surface covering slightly more than half of circumference 

 of tail. Ankles dasky, in sliarp contrast with pure white of feet, and darker 

 than legs ; dnsky ankle ]iatch covermg both sides of but not reaching me- 

 tatarsus, leaving outer side of heel white. 



Cranial characters. — Skull similar to that of iV. fu.'tclpes dlsjHtr ; palate 

 short, barely equalling lengtli of interpterygoid fossa and of basisphenoid 

 [much longer in fascipes'] ; incisive foramina reaching back past plane of 

 first molars [not reaching this plane in Juncipcs'] ; pterygoid fossa narrow 

 and rounded anteriorly as in disjKir. 



Neotoma fuscipes dispar subsp. nov. 



I'ype from Lone Pink, Owens Valley, California. No. 35^04 cf ad. U. 



