4. Genus Fiorianteon Olmi, 1984

Fiorianteon Olmi 1984: 108; 1995a: 24; He & Xu 2002: 93; Xu et al. 2013: 54; Olmi & Xu 2015: 38.

Type species. Fiorianteon junonium Olmi, 1984, by original designation.

Diagnosis. ♀: fully winged (Figs 30A, B); occipital carina complete; mandible quadridentate, including one intermediate rudimentary tooth (Fig. 8B); antenna without ADOs; palpal formula 6/3; pronotal tubercle present; forewing with two cells enclosed by pigmented veins (C and R) (Figs 30A, B); forewing with 2r-rs&Rs vein and pterostigma present (Figs 30A, B); distal part of 2r-rs&Rs vein as long as, or shorter than proximal part (Figs 30A, B); protarsus chelate (Figs 30A, B); chela with rudimentary claw (Fig. 29D); tibial spurs 1/1/2. ♂: fully winged (Figs 30C, D); occipital carina complete; mandible quadridentate, including one intermediate rudimentary tooth (Fig. 8B); palpal formula 6/3; forewing with two cells enclosed by pigmented veins (C and R) (Figs 30C, D); forewing with 2r-rs&Rs vein and pterostigma present (Figs 30C, D); distal part of 2r-rs&Rs vein as long as, or shorter than proximal part (Figs 30C, D); tibial spurs 1/1/2.

Distribution. Palaearctic, Afrotropical and Oriental regions.

Hosts. Unknown.

World species. Five species are known, one in the Afrotropical region.