1 literature reference for Tetraopes tetraophthalmus Schwitzgebel & Wilbur, 1942:

Author: SCHWITZGEBEL R. B. & WILBUR D. A.
Year: 1942
Title: Coleoptera associated with ironweed, Vernonia interior Small, in Kansas
Source: Journal of the Kansas Entomological Society 15 (2): 37-44, 5 figs.