
They are in continual motion during the night; but 
the motion is various, and uncertain: Sometimes they 
rife, and then fink. They will frequently difappear, 
and the next inftant rife in another place. They com- 
monly hover about fix-feet from the ground.» It is 
faid, there is not a night in the year in which they 
are not feen.. In the coldeft winter they are more 
frequently obferved, than in the warmeft fummer. 
Neither rain or {now hinders their appearance. From 
all thefe circumftances many fuppofe it to be the ignis 
jatuus, or the jack-in-the-lantern ; which many have 
contended, is aninflammatory meteor, exhaled from 
the darkeit night, 
marfhy lands, over which it 1s obferved to wander in 
/ 

. HE l the feelers are 
oriftly 3 the four wings are! membranous; and the 
t 

