Azalea leaf miner 
Azalea sphinx 
Azochis curvilinearis 
Azochis phillips 
Azorian Large White 
Baby fivering 
Bacotoma camillusalis 
Bad-Wing Moth 
Baeotus deucalion 
Baeotus japetus 
Bagodares sturnularia 
Balacra rubrostriata 
Balkan Copper 
Balkan marbled white 
Baltimore Checkerspot 
Baltimore Hypena 
Bamboo Forester 
Bamboo treebrown 
Banana Skipper 
Banana Stem Borer 
Banded Angle 
Banded Blue Pierrot 
Banded Faun 
Banded hairstreak