Diadromus

Diadromus is a genus of parasitoid wasps belonging to the family Ichneumonidae.

The species of this genus are found in Europe and North America.

Species:
 * Diadromus albiceps Strobl, 1901
 * Diadromus albinotatus (Gravenhorst, 1829)
 * Diadromus collaris (Gravenhorst, 1829)
 * Diadromus pulchellus
 * Diadromus nitidigaster