Pachybrachis luctuosus Suffrian 1858

Habitus 6.Dorsal habitus of Pachybrachis luctuosus. Scale bar, 1 mm.

Map 6.The known distribution of Pachybrachis luctuosus in eastern Canada. IR – Île-du-Grand-Calumet in Ottawa River.

Figure 7.Elytral punctures and coloration: a in rows in deep striae, Pachybrachis luctuosus b confused in basal half, in rows in apical half, Pachybrachis calcaratus c all confused, Pachybrachis hepaticus d confused and mottled, Pachybrachis spumarius e vittate with marginal vitta interrupted, Pachybrachis bivattatus f black, margined with yellow, Pachybrachis nigriconis carbonarius g entirely black, Pachybrachis luridus.

Figure 10.Aedeagus: a lateral view, Pachybrachis luctuosus b lateral view, Pachybrachis spumarius c apex, dorsal view, Pachybrachis spumarius.