90 OPHIDIANS. 
No. Varieties. 
a Venenosus, 1. South America. 
12. Vipera Calamaris, { Mics oubuatdis lo ‘a 
13, Vipera Acuaticus colubriformis carinata. ee oe 
14. Vipera brachysoma, ia i 2 { “ a 
15. Vipera hoplocephalus, te a 9 18. es 
16. Vipera petrodymon cucultatum,. . . . IL. a 
Krefftii, 1. i 
ii iti 
17. Vipera Cachophis, | SLi 4 : fs 
L Blackmanii, 1. at 
: r Arietans, 1, South Africa. 
18. Vipera Clotho, Cornea, 2 { 1 a 
19. Vipera Cerastes caudalis, . eo se 
20. Vipera Cenchris piscivorus, . . 1. United States of Am. 
21. Vipera Aspis (Aspor chersea), . . 1. Europe. 
22. Vipera pelias berus (Wood),. . . oo ne 
23. Vipera acanthophis antarctica (Woo), é 1. Australia. 
24. Viperalapophrys, . 2... « 2... LL 
25. Vipera ammodytes (Sandnatter), . 1. India. 
Total,. . . . . . . « «68 varieties. 
First Species—ViIrPERA Daxpota RussELui1; the only va- 
riety known, called Tic-polonga (Davy). 
Daboia Russellii, or Tic-polonga, Griinther. 
Coluber Russellii, Shaw. 
Vipera elegans, Daud. 
“« — daboia, — “ 
Daboia elegans, Gray. 
“  pulchella, “ 
“  Russellii, “ 
Abdominal scuta 163 to 170, subcaudal squame 45 to 60 = 208 to 280. 
Length from 3/ 4/7 to 4/ 2/7. 
This is also called Uloo Bora, Jesser, Siah Chunder, Amai- 
ter, and known to Europeans in India as Cobra Monil. It 
is described by Russell as the Katuka Rekula Poda. 
