Pterolonche inspersa
 The Brown-winged knapweed Root Moth (Pterolonche inspersa) is a moth of the Pterolonchidae family. It is found in Portugal Spain France Italy Sardinia the Czech Republic Slovakia Hungary Bulgaria Greece and Crete. It was released as a biological control agent for knapweed in Colorado Montana and Oregon and 1986 but there is no known establishment in the United States.The wingspan is about 20 mm. Adults are light-brown without distinct markings.