556 BLARINA. 
Blaria Gray, List Spec. Mamm. Brit. Mus., 1843, p. XxI. 
Talposorex Pomel, Archiv. Scien. Phys. & Nat. Bibl. Univ. Genéve, 
IX, LOA Op. 24o% 
Cryptotis Pomel, Archiv. Scien. Phys. & Nat. Bibl. Univ. Geneve, 
IX, OAS: Pa 240) 
Galemys (nec Kaup) Pomel, Archiv. Scien. Phys. & Nat. Bibl. 
Univ. Genéve, IX, 1848, p. 249. (Part.) 
Anotus Wagn., Supp. Schreb. Saugeth, 1855, p. 550. 
Soriciscus Coues, Bull. U. S. Geol. & Geog. Surv. Terr., 1877, p. 
049. 
Ear conch truncate above; tail short; fourth upper incisor rudi- 
mentary or absent; first and second unicuspids largest, subequal; 
middle incisor with elongate basal lobe; braincase highest at lamb- 
doidal suture. 
Fic. 104. BLARINA PERGRACILIS. TYPE. 
No. 8689 Field Columbian Mus. Enlarged 2% times. 
Tooth rows enlarged 6 times. 
KEY £O THE SPECIES AND SUBSPEGIES: 
A. Size small, total length less than roo mm. 
a. Tail less than half as long as the head and 
body. 
a.’ Above blackish olive brown, beneath pale PAGE 
SLAYVISI DROW se ae ee ret ee eee B. pergracilis 557 
’ Above ash brown, beneath grayish..... B.b. berlandiert 558 
ce.’ Above and beneath blackish............. B. nigrescens 558 
