156 
ON THE PHYSIOG-NOMT OF SERPENTS. 
ground tint is a fine, deep blue, relieved on the sides by 
two black rays. S. 180+140. Country, Java and Su- 
matra. 
6. Dendrophis Rhodopleuron. Form more slender 
than the preceding species. Tail very flat below ; head 
depressed ; 17 rows of carinated scales ; posterior maxil- 
lary teeth grooved ; angles of the abdomen salient and 
sloping ; of a pale reddish-purple, passing now into yellow, 
then into green or brown, and variegated more or less 
with black ; below verging on yellow ; the middle line of 
the under part of the tail marked by a black ray. S. 
210 + 174 . From the Island of Amboina. 
7. Dendrophis ornata. Form a little less thin than 
ordinary ; of a fine deep green, adorned on the back with 
yellow and red marks of various figures, and variegated 
with black, wdiich occupies the edges of the scales ; head 
with several yellow bands ; angles of the abdomen extreme- 
ly salient and sloping ; 17 rows of smooth scales. S. 
200+113. From Bengal and Ceylon to Sumatra and ~ 
Java. 
8. Dendrophis prjeornata. From Senegal. Allied 
to the last ; but it has the abdomen almost convex, and the 
body less thick ; citron-yellow, relieved on the back by 
three black rays, which are replaced on the neck and head 
by transverse bands and spots ; below, greyish-purple ; 
sides of the abdomen marked by a series of dark specks. 
S. 178 + 125. 
9. Dendrophis smaraodina. Colour of a uniform 
brilliant green; 15 rows of scales, strongly carinated; 
angles of the abdomen very salient ; posterior maxillary 
teeth very long. S. 165 + 133. Inhabits the Gold 
Coast. 
1 0. Dendrophis colubrina. An anomalous species from 
the Cape of Good Hope, which recalls, by its lengthened 
but very vigorous form, the Herpetodryas, or even the 
Dipsas ; head very thick, with aggregated plates, of which 
the anterior frontals are small ; eye very large ; a posterior 
maxillary tooth, long and grooved ; 21 rows of scales 
strongly carinated ; lung with an accessory lobe ; greenish- 
brown, or deep olive ; below greenish-yellow. S. 189 + 113. 
