Metaemene collina 
Metaemene hampsoni 
Metalectra carneomacula 
Metallata arbuscula 
Micraeschus elataria 
Milkweed Tussock Moth 
Miltochrista aberrans 
Miltochrista biseriata 
Miltochrista fusciramorum 
Miltochrista lutara 
Miltochrista pingera 
Miltochrista synestramena 
Miltochrista unguifera 
Minsmere Crimson Underwing 
Mocis trifasciata 
Monosyntaxis arfakensis 
Monosyntaxis holmanhunti 
Monosyntaxis trimaculata 
Moonseed fruitpiecer 
Morbid Owlet 
Mosopia kononenkoi 
Mosopia megaspila 
Mosopia punctilinea 
Mountain Hooded Owlet Moth