Diagnosis of Xiphidiogonus .

Gonofemorite slender, long, suberect and untwisted, with several (1–4) distomesal processes/spines; solenophore (sph) unusually small and strongly twisted, devoid of a basomesal protecting lobe to shield an indistinct basal loop/curve (k) of a free flagelliform solenomere (sl) (Figs 67, 68).

Species included:

Xiphidiogonus spinipleurus Carl, 1932, the type species,

Xiphidiogonu dravidus Carl, 1932,

Xiphidiogonus hendersoni Carl, 1932,

all from southern India (Carl 1932).

The following Table and Key can be proposed to separate the accepted genera of Polydrepanini .