Leionotoxenos louisianae Pierce, 1909, stat. res.
Leionotoxenos louisianae Pierce, 1909: 138.
Pseudoxenos louisianae (Pierce, 1909) (new combination by Bohart 1937).
Pseudoxenos histrionis Pierce, 1911: 500 (synonymized by Bohart 1941).
Pseudoxenos pedestridis Pierce, 1911: 500 (synonymized by Bohart 1941).
Hosts.
Parancistrocerus vagus (Saussure, 1857) (as Leionotus vagans Saussure, 1857); Parancistrocerus histrio (Lepeletier, 1841) (as Odynerus (Ancistrocerus) histrio Lepeletier, 1841); Parancistrocerus pedestris (Saussure, 1855) (as Odynerus (Leionotus) pedestris Saussure, 1855) (Pierce 1909, 1911).
Distribution.
USA: Florida, Illinois, Louisiana, Nebraska (Pierce 1909, 1911).