Plesispa korthalsiae

Plesispa korthalsiae is a species of beetle of the family Chrysomelidae. It is found in south-eastern New Guinea.

Description

Adults reach a length of about 6-6.8 mm. They are orange ochraceous to pitchy black, while the head is dark rusty brown, but paler reddish-brown at the side. The antennae are reddish brown basally, but pitchy black in the apical half. The pronotum is orange
ochraceous and the elytra are pitchy black.

Life history

The recorded host plants for this species are Korthalsia and Calamus species. The larvae have also been described. They have five eye-spots and both the head and pronotum are finely granulose.