Delta dimidiatipenne (DE SAUSSURE, 1852)
Eumenes dimidiatipennis DE SAUSSURE, 1852: WALKER 1871a: 29 (Tadjoura).
Eumenes maxillosus var. dimidiatipennis DE SAUSSURE, 1852: BEQUAERT 1918: 280 (cat. Afr. reg.? under Somaliland).
Eumenes dimidiatipennis DE SAUSSURE, 1852: ROTH 1930: 84 (tax., biol., Djibouti, Obock).
Eumenes dimidiatipennis DE SAUSSURE, 1852: ROTH 1934: 181 (tax., biol., Djibouti, Obock).
Delta dimidiatipenne (DE SAUSSURE, 1852): CARPENTER, GUSENLEITNER & MADL 2010a: 100 (cat. Afr. reg.).
Delta dimidiatipenne (DE SAUSSURE, 1852): GUSENLEITNER & MADL 2016: 93 (Bankoualé, cat. Djibouti).
D i s t r i b u t i o n: Bankoualé, Djibouti, Obock, Tadjoura.
Delta dimidiatipenne is known from the Afrotropical, Oriental and Palaearctic regions. It is also recorded from Eritrea, Ethiopia, Somalia and Yemen (mainland, Socotra).