Figs. 8–11 in Definition And Revision Of The Viduatus Species- Group Of North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae)

Figs. 8–11. Pachybrachis species, median lobe, en-face and lateral views. 8) P. deceptor; 9) P. m-nigrum;