The White M Hairstreak Butterfly is typically 1.1 inches to 1.5 inches (30mm to 40mm) in size and has the following descriptors / identifiers: thin white lines; white M or W line underneath; orange-red spot; bright blue; royal; cobalt; black borders; short tails; flying; tan.
Territorial Area Map (Visual Reference Guide)
The map below showcases (in blue) the states and territories of North America where the White M Hairstreak Butterfly may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.