Sternodontus binodulus Jakovlev, 1893a: 286. For Sternodontus similis sensu Jakovlev, 1884. LT (Derzhansky et al., 2002: 366): male, Russia (ST), Astrakhan Prov., Bol'shoe Bogdo Hill; ZMAS.
Sternodontus similis (non Stål, 1854): Jakovlev, 1884c: 213. Misidentification (see Jakovlev, 1893a: 286).
Sternodontus hungaricus Halászfy, 1956: 184 (syn. Kondorosy, 1999: 146). HT: female, Hungary, Pótharasztpuszta, between the Danube and the Tisza, about 60 km SE Budapest; HNHM.