Engistus exsanguis Stål, 1872c: 45. ST(S): female, Algeria, Biskra; lost?
Engistus unicolor Jakovlev, 1877b: 274, 284 (syn. Horváth, 1911a: 581). HT: female, Russia (ST): Astrakhan; ZMAS.
Engistus exsanguis var. fasciatus Horváth, 1911a: 581. LT (Péricart, 1996b: 154): female, Tunisia, El Hagueuf; HNHM.
Engistus exsanguis f. crocea Priesner & Alfieri, 1953: 46. ST(S): Egypt; lost?
Engistus exsanguis f. viridis Priesner & Alfieri, 1953: 46. ST(S): Egypt; lost?