220 
NATU-RAL HISTORY. 
many fuppofe it to be the ignis fatuus, or the 
jack-in-the-lantern ; which many have con- 
tended, is an inflammatory meteor, exhaled 
from marftiy lands, over which it is obferved 
to wander in the darkeft night. 
Genus V. 
CICADA, 
Character. 
T HE head bends downwards; the feelers 
are briftly ; the four wings are membrane- 
ous ; and the feet are adapted to leaping. 
CICADA SPUMERIA. 
The FOAMY FROG-HOPPER. 
^^^MONGST the fpecies found in this coun- 
try, of this genus, this is one of the large!!:. 
It is a brown, tinged with green. The head, 
breaft, and elytra, are beautifully dotted : 
on the laft are two white fpots. Before the 
infedt has metamorphofed itfelf, the larva 
which produces it, lives and refides upon 
plants ; but it is riot perceived, unlefs the 
Ipot of its devouring ' is certainly known ; 
