ay ig ae 
Fic. 79.—(28a) This is a sheet of plate glass 4 by 4 feet, bespattered with venom spat by the Black 
Ringhals seen inp. 184. Fora week or two after capture, it sent ashower of venom at every visitor. 
There is enough venom on glass to kill 100 men. (28m) The appearance of glass when free from 
venom. Note howtransparent itis. The accumulation of venom on glass in top picture is so great 
that, although several snakes are on the stump of a tree behind, nothing can be seen of them. 
When actually looking at the glass, the contents can be dimly discerned, This snake cage is in 
the Port Elizabeth Museum. 
