Casey, T.L. 1913. II - Further Studies among the American Longicornia. Memoirs on the Coleoptera, 4: 193-388.
Remarks:
Although Serge Laplante placed a lectotype label on this specimen in 1991, no formal lectotype designation was published. Therefore, this specimen is herein designated as the lectotype in order to stabilize the taxonomy and facilitate further identifications of this species.