Taxonomic history

Tricosa cattienensis Cognato, Smith and Beaver (in Cognato et al. 2020a): 548.

Diagnosis

2.7−3.1 mm long (mean = 2.98 mm; n = 5); 2.5−2.7 times as long as wide. This species is distinguished by the discal interstrial punctures confusedprotibia distinctly triangular; anterior margin of pronotum with a clear row of six moderate serrations.

This species is very similar to T. indochinensis but can be distinguished by the smaller size and stouter form.

May be confused with

Tricosa indochinensis

Distribution

China (Hong Kong), Japan, Thailand, Vietnam

Host plants

known only from Pterocarpus (Fabaceae), Machilus (Lauraceae), and a cut liana (Smith et al. 2020b)

DNA data

Sequences available for COI and CAD.

COI: MN199587MN619892

CAD: MN199604MN620176