Abantiades labyrinthicus 
Abbot's Bagworm Moth 
Abisara geza 
Abisara neavei 
Abracris flavolineata 
Abrosoma festinatum 
Abrosoma gibberum 
Acacia shield bug 
Acacus sapuani 
Acadian hermit crab 
Acalypta parvula 
Acanthagrion lancea 
Acanthocephala terminalis 
Acanthocoris scabrator 
Acanthoplus discoidalis 
Achemon sphinx 
Acherontia atropos 
Acherontia lachesis 
Achrioptera fallax 
Acmaeoderella flavofasciata 
Acompus rufipes 
acontista multicolor 
Acorn weevil 
Acosmeryx anceus