9 spp. in a single genus in our area(1)
, ~80 spp. in 17 genera worldwide
Mesonotum divided by nearly straight, transverse groove between bases of fore wings, the groove separating from the mesoscutum a triangular area (axilla) on either side of scutellum. Antennae inserted above above level of ventral margin of eye. Head without a crown of teeth. Abdominal tergum 1 divided medially. Abdominal terga angled outwardly.
similar to horntails but no horn at the tip of the abdomen
The larvae bore in the dead or decaying wood of deciduous trees