Ellsworth Bethel
…for Cockerell (http://bugguide.net/node/view/1214747 ) Oligotrophus betheli Felt: Juniper tip midge, host plant is Rocky Mountain juniper, Juniperus scopulorum Rhopalomyia betheliana Cockerell: a midge causing galls on Artemisia (Asteraceae) Swertia bethelii…