Vertebrate Zoology of Persia. 90 



the fore legs, and two inguinal pairs. In adults the tail is 

 unicolorous up to the pencil of hairs and of a pale isabelline 

 colour, while the black portion of the pencil in adolescents is 

 a dark brown, tinged slightly witli rufescent ; the back is 

 much darker in colour in adults, owing to the bases of the 

 hairs, which are of a dark ash-colour, showing through ,• claws 

 horny. Molars of upper jaw all biplicate, inside and out : of 

 lower jaw, 1st biplicate on both sides, 2nd triplicate without 

 and biplicate within, 3rd hij)h'cate outside and rounded witliin. 

 The following are dimensions of an adult pregnant female 

 and an adolescent male: — 



Adoles- 

 Adiilt 2 . cent J • 

 in. in. 



Length from tip of nose to root of tail 5-25 3-75 



Ditto of tail 7-2 G-0 



Ditto of pencil at end of tail 0*75 0'56 



Total length 13-2 10-31 



Height of ear from upper margin of outer conch 075 0*o 



Ditto from base of skull 0*82 



IJreadth of ear laid flat 0-02 0-44 



Length of tarsus, foot, and claws 2'62 2-12 



Longest whisker (reaching to beyond the axil 



of the thigh) 3-25 3-0 



Skull, from upper edge oi foramen mar/nuni to 



end of nasal bones 1-25 



Skull, from lower edge of ditto to front of upper 



incisors 1'12 



Breadth across hinder part of zygomatic arches 0-87 



Ditto, between orbits 0'5 



Length of lower jaw from condyle to inner 



base of hicisors 0*72 



Teeth-line, upper jaw 0-18 



Teeth-line, loAver jaw 0-18 



Space between inner edge of 1st molars 0-18 



Across tympanic bones U"'J3 



5. Dipus Loftusi. 

 Dipus Loftusif Blf. East Pers. p. 76, 

 1 (J: Bushire, 6. 12. 83. 

 1 ? juv. : Tanjistan, Nov. 1876. 

 1 ? and four foetal young : Nov. 1876. 

 The foetal young of this species have the whiskers fairly 

 well developed, and the tail is less than half the length of the 

 head and body. 



Length of largest specimen (spirit) : — 



in. 



Head and body 5-37 



Tail G-0 



Tarsus, foot, and claws 1-95 



