Gallerucida singularis species group

Diagnosis. Antenna filiform. Pronotum unicolorous. Elytron dark reddish brown with humeral and apical areas yellowish, one or two black spots behind yellowish humeral area, apical yellowish area with two or three black spots; rarely elytron entirely yellowish except for black spots.

The group comprises of three species, including G. haroldi Weise and G. gebieni Weise. Distribution. China, India, Laos, Myanmar, Taiwan, Thailand, Vietnam.

Host plants. Polygonaceae: Polygonum spp.and Fallopia spp.