Metric Paper Wasp 
Mexican Carpenter Bee 
Mexican Honey Wasp 
Mexican Paper Wasp 
Mickelomyrme athalia 
Micromeriella hyalina 
Milde's Tarantula-hawk Wasp 
Mischocyttarus basimacula 
Mock-orange Scissor Bee 
Modest Masked Bee 
Monodontomerus obscurus 
Monostegia abdominalis 
Muscleman Ant 
Muscleman Tree-ant 
Mymar taprobanicum 
Myrmica rubra 
Myrmicaria brunnea 
Namib Desert dune ant 
Native tertium halictid 
Nearctic Blue Mud-dauber Wasp 
Nearctic Carpenter Ant 
Nefusa ambigua 
Nematus miliaris 
Nematus pavidus