Key to the common flea beetles of North Dakota
Gerald M. Fauske
12b. (12a.) Elytra with a lateral sulcus or ridge.
Altica bimarginata Say- Willow flea beetle
12b.' Elytra evenly convex, without
submarginal ridge.
Altica chalybea Illiger- Grape flea beetle.
Flea Beetles of North Dakota
contact:
gerald.fauske@ndsu.nodak.edu