Nucras. 



2» 



All the young specimens examined have 3 or 5 light dorsal streaks 

 and the tail is of a coralline red. 



The var. holubi must be regarded as more primitive than the 

 typical form, and the pattern described under a, along with the 

 tasniolaia form of N. tessellata, as the original from which all others in 

 the genus can be derived without the least difficulty. 



Measurements (in millimetres) : 



1. 2. 

 From end of snout to vent 



ij „ „ „ fore limb 



Head 



Width of liead . 

 Depth of head 

 Fore limb . 

 Hind limb . 

 Foot . 

 Tail . 



80 96 



28 29 



19 20 



12 13 



11 11 



25 26 



38 39 



19 20 



170 — 



3. 

 95 



34 

 24 

 15 

 13 

 29 

 45 

 21 

 215 



4. 

 75 

 25 

 17 

 11 

 10 

 22 

 33 

 17 

 123 



5. 6. 7. 



86 55 62 



30 19 20 



20 13 14 



12 8 9 



7 7 



17 17 



26 26 



13 13 



10 

 25 

 36 

 18 

 180 



8. 



58 



21 



13 



8 



8 



18 



29 



14 



116 



9. 

 70 

 23 

 15 

 10 

 8-5 

 20 

 33 

 16 

 135 



1. 3, Nyasaa. 2. ?, Nyassa. 3. 3, TTmfolosi E. 4. ? , Zoutpansberg. 

 5. ? , De Kaap Goldfields. 6. ,? , Vredefort Ed. 7. ? , Vredefort Ed. 8.. <J, 

 Dongwenna. 9. ? , Dongwenna. 



Particulars of Specimens Examined. 



Forma typica. 

 ? Latakoo (type) 

 Hgr. Kokong, Beohuanaland 

 (J Eustenburg, Transvaal 

 ? Pietersburg, „ 



var. lioluhi. 

 Port Elizabeth 



Burgersdorp, Cape Col. 

 Kimberley, S.A.U.. 

 3 Vredefort Eoad, O.E. Col. 



3 „ „ ■ . 



„ Plumtree, McG. M. 



3 Umfolosi E., Zululaud . 



2. 3. 4. 



7. 8. 9. 



