CHITTENDEN F. H. in WEBSTER F. M., 1904

Studies of the Life History, Habits, and Taxonomic Relations of a New Species of Oberea (Oberea ulmicola Chittenden)

Bulletin of the Illinois State Laboratory of Natural History 7: 2-5, pl. 1, fig. a.

http://www.biodiversitylibrary.org/item/34918