162 COLUBRIDE. 
b. Seales in 17 rows. 
a. Ventrals not more than 185. 
* Parietals a little longer than their distance from the 
internasals ; ventrals 143-163. 
7. cobella, p. 166. 
** Parietals as long as their distance from the inter- 
nasals. 
Ventrals 150-170, with black spots .. 8. purpurans, p. 167. 
Ventrals 141-164, unspotted, uniform, 
oredgéd ‘with -bladk 2.0% 2. 0055 9. merremti, p. 168. 
Ventrals 165-183, unspotted, edged 
AMUSE MD IRGIOA WE. Sst eat ete eat 10. fusca, p. 169. 
Ventrals 147-165, unspotted, outer 
CRIS FPCCM ais one's ok mp Sete. ios. Ue 11. jegeri, p. 170. 
3. Ventrals more than 185. 12. genimaculata, p. 170. 
9g ] 
B. Anterior chin-shields shorter than the posterior, or tail more 
than one fourth of the total length. 
1. Scales in 17 rows. 
a. Seven upper labials, third and fourth entering the eye. 
Frontal once and a half as long as 
broad ; subcaudals 58-71 ........ 15. affinis, p. 172. 
Frontal once and two thirds as long 
as broad; subcaudals 66-75 ...... 16. pecilopogon, p. 173. 
Frontal once and a half to once and 
two thirds as long as broad; sub- 
ERAS SD—-OD gic ih aw iors rons ansantis 25, laureata, p. 179. 
b. Eight upper labials, fourth and fifth entering the eye. 
Ventrals 173; subcaudals 78 ...... 17. lachrymans, p. 174. 
Ventrals 117-187 ; subeaudals 90-120. 21. decorata, p. 176. 
Ventrals 117 ; subcaudals 79 ...... 22. vermiculaticeps, p.177. 
Ventrals 145-183; subcaudals 88- 
ee Se eM te taye be ie ehrid «webs wine le alin a op 24. vittata, p. 178. 
c. Hight upper labials, third, fourth, and fifth entering the eye. 
18. undulata, p. 174. 
2. Scales in 19 rows ..........°23. clavata, p. Life 
3. Seales in 15 rows. 
Three postoculats qisfe> si... 2%. , 19. melanauchen, p. 175. 
T wo postacnlars’:- Srtate ayes ove 20. occipitalis, p. 175. 
TL. -Soales in 21 sows 22s sis. 26. godmani, p. 179. / 
