Genus Parancistrocerus Bequaert, 1925

Parancistrocerus Bequaert 1925: 64; Carpenter 1986: 79; van der Vecht & Carpenter 1990: 42; Giordani Soika 1994: 152; Girish Kumar et al. 2016: 137.

Type species Odynerus fulvipes de Saussure, 1855 [= O. “ flavipes Fabricius” sensu de Saussure, 1852, non Uespa flavipes Fabricius, 1775], by original designation.

Diagnosis. T1 usually with transverse carina separating vertical face from dorsal face in Oriental species (Figs 4, 10, 18, 20, 29, 36, 62); withT2 smooth basally, forming acarinarium beneath the apex of T1 that is often filled with mites (Figs 7, 29) (often concealed, tergum should be bent backwards to expose acarinarium); anterior sloping face of pronotum medially with two connected or separated, deeply impressed fovea (Figs 9, 16, 22, 28, 35, 40, 56); propodeum with submarginal carina produced into pointed lamella apically, valvula enlarged and free posteriorly from submarginal carina; metanotum without tubercles; forewing with second submarginal cell not petiolate; metasoma sessile (Giordani Soika 1994; Girish Kumar et al. 2016).

Distribution. Nearctic, Neotropical, Oriental and Palaearctic Regions.