ADVERTISEMENT. 
At the conelufion of a Work which has been pub- 
lifhed in a progreflive manner, and either in the form 
of Monthly Numbers or Annual Volumes, has already 
paffed the ordeal. of. public criticifm, the Author can have - 
little to.advance in favour of the defign, or the manner in 
which it has been executed. His chief object was to 
illuftrate the fcience of Entomology on a more extenfive 
fcale than had been previoufly attempted in this Country, 
and he trufts, upon. the whole, his endeavours in’ this 
‘Tefpect have not been fruitlefa, 
As a general Hiftory of the Infeét Produ€tions of Great 
Britain, it jg prefumed this work will be found fufficiently 
copious and infirudtive ; for, though the Author has pur- 
pofely avoided entering too deeply amongft the minutia 
of the Infeé Tace, he has been careful to include what- 
ever is interefting, "The "ifctticn of Papilionés or Butter- 
flies ‘is extremely ample, as well as that of he Sphinges 
eo eee or 
