S O R I C I D .E. 



SHREWS. 

 Sub-Family Soricince. 



RED-TOOTHED SHREWS. 



Shrews in outward appearance bear a strong resemblance 

 to mice, but their projecting, proboscis-like snout, minute eyes, 

 and comparatively small front teeth or incisors, are distinctive. 

 The following key will be found helpful : — 



I. EXTERNAL CHARACTERS:— 



1 . Colour above not darker than " clove brown " ; 



feet and tail not fringed or keeled ; hind 



foot not exceeding 14 mm. .... 



(i) Size larger, hind foot 12 to (rarely) 14 



mm. ; length of head and body to that 



of tail, nearly as 7 to 3.5 (2 to i) 



(2) Size smaller, hind foot 10 to 11 mm. ; 



head and body to tail, about as 6 to 4 



(3 to 2) 



2. Colour above blackish slate or slate black ; feet 



fringed and tail keeled with strong (usually 

 white) hairs ; hind foot averaging 17 mm. . 



SO REX . 



S. araneus cas- \ 

 taneus j 



S. mtnuttis . 



.NEOMYS \ 

 fodiens bicolor j 



P- 77 



p. 109 



p. 124 



II. SKULLS AND TEETH:— 



Teeth 32 ; large upper incisors about equally \ ^npp'X 

 bicuspid ; lower with three basal knobs . / 



(i) Skull larger, greatest length about 

 19 mm. ; posterior lobe of anterior 

 upper incisor with basal length about 

 equal to that of the anterior lobe 

 (2) Skull smaller, greatest length about 

 16 mm. ; posterior lobe of anterior 

 upper incisor with basal length about 

 half that of the anterior lobe 

 Teeth 30 ; large upper incisors unequally \ NEOMYS 

 bicuspid ; lower with one basal knob . . ) fodiens bicolor 



76 



S. araneus cas- 

 taneus 



S. rninutus 



■ P- 77 

 I p. 82 



p. 109 

 I p. 124 



