Genus Odontochrydium Brauns, 1928

Odontochrydium Brauns, 1928: 389 . Type species: Odontochrydium trautmanni Brauns, 1928: 389 (= Chrysis irregularis Mocsáry, 1914). Kimsey & Bohart 1991: 517; Madl & Rosa 2012: 107.

Diagnosis. Clypeus and scapal basin elongate; midocellus lidded; TFC with branches encircling mid-ocellar area; lower mesopleuron tetradentate, posterior tooth digitate close to metapleuron; apical margin of metasomal tergite 3 tridentate; small black spots on sternite 2 widely separated (Kimsey & Bohart 1991); large species with robust, broad, convex habitus (Fig. 1).

Description. Head subquadrate in frontal view (l/w = 1), scapal basin elongate, transversely microridged (Figs 2B, 4B, 5B, 6B); F1 1.5 × as long as broad in female, 1.3 × in male; subantennal space 1.8–2.0 × MOD; malar space 1.0–1.5 × MOD; genal carina full developed, running under eye to mandibular joint; subgenal area faint; TFC nearly straight, with branches encircling mid-ocellar area; mid-ocellus lidded; pronotum with dorsal surface ending abruptly, medially narrow (almost half than pronotal length measured at sides), sides apically convergent, anterior angles acute (Fig. 2B); lateral lobes of mesoscutum broadened over part of tegulae; metanotum simple, without metanotal projection; mesopleuron with ventral margin tridentate, and with fourth digitate tooth positioned posteriorly on mesopleuron, close to metapleuron; posterior propodeal projection (= propodeal angle) large, incurved behind; tergites broad, metasomal tergite 2 with shallow longitudinal carina; metasomal tergite 3 apically tridentate; metasomal tergite 3 lateral edge biconvex; black spots on metasomal sternite 2 rounded to sub-oval, almost connected to lateral margin of metasomal sternite 2 and medially well separated.

Distribution. South and East Sub-Saharan Africa, Saudi Arabia and southern India.