Lesser knapweed flower weevil 
Lesser Pine Borer 
Lesser Searcher Beetle 
Lesser stag beetle 
Lesser Thick-legged Flower Beetle 
Lesser Vespillo Burying Beetle 
Leucopholis staudingeri 
Lilac Root Weevil 
Lilioceris faldermanni 
Lilly Pilly Leaf Beetle 
Lily leaf beetle 
Limonius auripilis 
Lined Buprestid Beetle 
Lined Stenolophus 
Liophloeus tessulatus 
Liparus coronatus 
Liparus germanus 
Lithinus Sepidoides 
Litocerus histrio 
Little grey blister beetle 
Littoral Tiger Beetle 
Littoral Whiplash Rove Beetle 
Lixus bardanae 
Lixus cardui