Paranthrene simulans
Paranthrene simulans, the red oak clearwing borer, hornet clearwing or oak clearwing borer, is a moth of the family Sesiidae. It is found in eastern North America, from Nova Scotia to Florida, west to Minnesota, Missouri and Mississippi.
Image:Paranthrene simulans [damage.jpg|thumb|left|200px|Damage]
The wingspan is 27–40 mm. Adults emerge during June and July.
The larvae feed on chestnuts and oaks. They have a two-year life cycle.