Pachybrachis cephalicus, Fall, 1915

Barney, Robert J., 2018, Definition and Revision of the Atomarius Species-Group of North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae), Including Descriptions of Nine New Species, The Coleopterists Bulletin 72 (1), pp. 9-74 : 16

20. Arrowhead-shaped distal end of median lobe ariseing from subplanar, mid-line ridge ( Fig. 18 ) ............. 18. P. cephalicus Fall

Figures

Fig. 18. Pachybrachis cephalicus, lectotype. A) Dorsal habitus, B) Lateral habitus, C) Face, D) Pygidium, E) Median lobe of aedeagus, lateral view, F) Median lobe of aedeagus, en-face view, G) Median lobe of aedeagus, dorsal view.