Synanthedon acerrubriSynanthedon acerrubri, commonly known as the red maple borer or the maple clearwing moth, is a species of clearwing borer moth.RangeSynanthedon acerrubri is found in the Eastern half of the United States and Canada.EcologySynanthedon acerrubri bore into several species of maple tree, especially red maples and sugar maples. They can cause significant damage to maple trees.