| Himacerus, Himacerus mirmicoides, True bugs, Nabidae, Nabis rugosus|
Himacerus apterus, known as the tree damsel bug, is a species of damsel bug belonging to the family Nabidae, subfamily Nabinae.
Himacerus apterus Wikipedia
The species is 8–10.5 millimetres (0.31–0.41 in) long for males and 9–11.5 millimetres (0.35–0.45 in) for females. It has black connexivum and orange-red spots with reddish-brown wings. It wingspan is 8–10 millimetres (0.31–0.39 in)
It is found in most of Europe and southern and central Asia. Between 1943 and 1989 the species was found in eastern Nova Scotia.
The species feeds on mites, aphids and other small insects.
Adults lay eggs in late summer on plant stems which hatch in spring. Larvae is found from May to August.