Table 2. Siwalik Group surface-collected snake specimens per 0.5 m.y. intervals.

Temporal
Interval
(m.y.)
Python
sp.
Acrochordus
dehmi
Bungarus
sp.
Elapidae?
Indet.
Sivaophis
downsi
14 2 48 0 0 0
13.5 0 46 0 0 0
13 3 77 0 0 0
12.5 5 88 0 0 2
12 3 104 0 0 0
11.5 11 264 0 0 1
11 11 147 0 0 0
10 14 225 0 1 0
9 4 40 0 0 6
8.5 2 10 1 0 4
7.5 3 22 1 0 0
7 12 111 0 0 2
6.5 7 9 0 2 3