Genus Rhysida Wood, 1862

Type species.

Rhysida lithobioides (Newport, 1845) .

Diagnosis.

Body with 21 LBS. LBS 7 th with spiracles. Antennae composed of 16–21 articles, of which 2.8–3 basal ones glabrous dorsally. Cephalic plate without lateral and posterior marginations. Forcipular tooth-plates present; tooth-plates with 4–7 teeth; trochantero-prefemur with well-developed process; coxosternite with short median suture starting from tooth-plate. Sternites with incomplete paramedian sutures. Coxopleural process long with 1–2 apical, 0–2 subapical, and 0–1 lateral spines, without dorsal spines. Leg 1 with 1 femoral, 1 tibial, and 2 tarsal spurs.

Distribution.

Neotropics, Africa and Indomalaya, and Australia.