| Siricidae | ||||||
| Siricinae | ||||||
| Sirex edwardsii Brulle * (1) | ||||||
| S. longicauda Middlekauff * (1) | ||||||
| Xeris s. spectrum (L.) * (1) | ||||||
| Tremicinae | ||||||
| Tremex columba (L.) (2) | ||||||
| 1. In OSU Collection – Det. D. C. Arnold | ||||||
| 2. In OSU Collection – Det. H. H. Ross | ||||||
| * = Collected but not known to be established in Oklahoma | ||||||
| 3 genera – 4 species | ||||||