19. Genus Apogonatopus Olmi, 2007 .

Apogonatopus Olmi 2007c: 4; Azevedo et al. 2010: 884.

Type species. Apogonatopus edaphicus Olmi, 2007, by original designation.

Diagnosis. ♀: apterous (Fig. 254): palpal formula 2/2 or 4/3; occipital carina distinct, complete on dorsal re- gion of head, but incomplete on lateral regions of head; mesosoma composed almost completely of fused segments (only propleura mobile and articulated); rest of mesosoma with transverse suture completely separating pronotum + mesothorax from metapectal-propodeal disc; epicnemium partly visible; pronotum not separated from mesothorax; antenna geniculated; antennomeres 3–10 with ADOs (one per antennomere, except two ADOs in last antennomere); enlarged claw (Figs 256B, D) with small subapical and medial teeth and one row of slender lamellae; protarsomere 5 (Figs 256B, D) with rows of lamellae; tibial spurs 1/0/1. ♂: unknown.

Distribution. Afrotropical region.

Hosts. Unknown.

World species. Two species are known, both present in the Afrotropical region.

Key to species of Apogonatopus

♀♀

1. Mesosoma with two long distinct lateral longitudinal sutures joining lateral pointed apophyses of metapectal-propodeal disc to mesothoracic, metathoracic and propodeal spiracles and separating metapectal-propodeal disc + metanotum from metapleura and mesonotum from mesopleura (Figs 255C, 256C); palpal formula 4/3..................... A. madagascariensis Olmi

- Mesosoma with two very short distinct lateral longitudinal sutures leaving from lateral pointed apophyses of metapectal-propodeal disc, directed to propodeal spiracles, not reaching them (Figs 255A, 256A); palpal formula 2/2... A. edaphicus Olmi

♂♂

Unknown.