Melobasina (Ulaikoilia) Bily & Kuban

Key to the species of Melobasina (Ulaikoilia) Bílý & Kubáň

1 Pronotum with well-developed posterolateral depressions (Fig. 1); anal ventrite without lateral longitudinal carinae and depressions (Fig. 8); pronotum not bell-shaped.............................................................. 2

- Pronotum without posterolateral depressions; anal ventrite with lateral longitudinal carinae and depressions; pronotum bellshaped; colour dark blue; species from Papua New Guinea.............................. M. (U.) jelineki Bílý & Kubáň

2 Elytral apices bidentate (Fig. 1); anal ventrite trispinose (Fig. 8); elytra blue-green with coppery and golden markings; species from Sulawesi....................................................................... M. (U.) jennyae sp. n.

- Elytral apices tridentate; anal ventrite bispinose; elytra bright green with a golden reflection; species from Philippines...................................................................................... M. (U.) hoschecki Hołyński