( 74^ ) 
II. A Letter from Dr. Thomas Molyneux, Fe/- 
lotP of the Royal Society, to the Right Ke« 
'verend St. George, Lord Bifhop of Clogherj 
concerning Swarms of Infefits, that of late 
Tears have much infefted fome Farts of the 
Province of Connought in Ireland 
My Good LorJy 
T7V ER fince your Lordftiip firft fpoke tcLme of the 
JLL ftrange Appearance of vaft Swarms of a fort of 
Injeils iu this Kingdom, that have lately much infefted 
Ibme Parts of the Province of Connought ^ and the great 
Ravage and Devaftation they have vi'Tought in that 
Country : I endeavour'd to inform my felf the beft I 
could concerning them; partly, Iconfefi, from an Incli- 
nation common to thofe of my Frofejfm^ to make In- 
quiries into things iJatural ; but more efpecialiy from 
an earneft Regard to gratify y our Lord (hip's Ex pe(fta- 
tions and Dtfires, which I have always look'd upon as 
Commands, in whatever lies in my Power. 
And truly, had not this latter Motive wholly prevail- 
ed upon me, I fliould have defifted, and given over the 
further Profecution of this Search for I found I under- 
took it with fuch Difadvantages, that I could not poflibly 
perform any thing in it, but what muft be very lame 
and imperfedt; and fo could never fatisfy or pleafe my 
felf with it, otherwife than that it was a Teftimony of 
my Refpefts to your Lordfhip. 
For this Fl^tng Army^ as I may call them, making 
their firft Incurfion^ and taking up their Quarters^ in a 
Place fo remote, above a Hundred Miles from hence, 
where I never have been ; all the Account I can give 
" Sf ff f your 
