Key to Genera

1. With complete suture between abdominal ventrites 1 and 2; overall body length large for family (length 2.35–3.18 mm); elongate, total body length 3× elytral width; eyes without anterior emargination; Figs 2A,B .......... Scraptogetus Broun, 1893

- With incomplete suture between abdominal ventrites 1 and 2; overall body length average to small for family (length 1.35–2.11 mm); not elongate, total body length 2× elytral width; eyes with slight to moderate anterior emargination............... 2

2. Pronotum transverse; head width subequal to pronotal width; eyes with slight anterior emargination, eyes reniform; apex of pedicel subequal in width to base of antennomere 3 (Fig. 6B); Fig. 2C ............................. Transrenus gen. n.

- Pronotum subquadrate; head width greater than pronotal width; eyes with distinct anterior emargination, eyes subcircular; apex of pedicel smaller in width than base of antennomere 3 (Fig. 8B, 13B)........................................... 3

3. Metatibial apex not expanded (Fig. 9E); metafemur with ctenidium and row of sclerotized ridges present on hind face (Fig. 9D, 9F); antennomere 3 subequal in length and width to antennomere 4; Fig. 2D ....................... Pseudozena gen. n.

- Metatibial apex expanded (Fig. 13E); metafemur with countersunk excavation with overlying setae present on hind face (Figs 20 A–20J); antennomere 3 shorter and thinner compared to antennomere 4 (Figs 8B, 13B); Figs 11 A–11E, 12A–12E.............................................................................................. Zenascus gen. n.