A Mydas Fly (Mydas clavatus) on a Rattlesnake Master (Eryngium yuccifolium) wildflower in Indiana. They are a wasp mimic. In the Midwest the rattlesnake master is a favorite nectar source for this insect. It is also known as a clubbed mydas fly. The Midas fly, has a golden band across its abdomen, and for that reason it was named for the Phrygian king Midas.
