Metipocregyes, Breuning, 1939

Yamasako, Junsuke & Lin, Mei-Ying, 2018, Review of the genus Metipocregyes Breuning, 1939 with two new combinations and three new species (Coleoptera, Cerambycidae, Lamiinae, Mesosini), Zootaxa 4532 (4), pp. 503-522 : 520-521

Key to the species of Metipocregyes

1. Antennae without tuft of hairs............................................................................ 2

- Antennae with tufts of hairs on antennomeres III and/or IV..................................................... 4

2. Eye lobes subdivided, connected posteriorly by line with or without row of ommatidia; elytra with black and whitish pubescence............................................................................................... 3

- Eye lobes deeply emarginate, connected posteriorly by 2–4 rows of ommatidia; elytra with brown, black and white pubescence. (S. Vietnam)........................................................ Metipocregyes brunneatus sp. nov.

3. Elytra with small spots of whitish and/or yellowish pubescence which are concentrated and form large vague maculae near apex. (SE. China, N. Vietnam)..................................................... Metipocregyes nodieri (Pic)

– Elytra scattered with small spots of whitish pubescence throughout, without large maculae. (N. Laos, N. Thailand)................................................................................... Metipocregyes affinis (Breuning)

4. Body with black and brownish or yellowish pubescence; antennomere IV–VI normal, without distinct smooth and glossy area, covered with pubescence as well as the succeeding antennomeres; pronotum without distinct black vittae on disk; endophallus with PB and APH pyriform.............................................................................. 5

- Body with black and whitish or pinkish pubescence; antennomeres IV–VI with distinctly smooth and glossy area on upper surface of each base; pronotum with black vittae on disk; endophallus with PB and APH slender......................... 6

- Antennae with tufts of black hairs on antennomeres III and IV, but the one on IV sometimes indistinct; pronotum and elytra irregularly with black and yellowish pubescence of which yellowish ones form indistinct maculae near middle and apex. ( Taiwan)................................................. Metipocregyes wenhsini (Yamasako & Chou) , comb. nov.

6. Body with black and white pubescence, without pinkish pubescence; antennomere III with tuft of black hairs, but without distinct tuft on IV in both sexes; pronotum with pair of longitudinal black vittae which are connected each other basally; elytra with small spots of white pubescence which are irregularly concentrated on humeri, behind scutellum along suture, near middle, near apical 1/3, and near apices. (N. Laos)................................... Metipocregyes holzschuhi sp. nov.

- Body with black, whitish and partly pinkish pubescence; antennomeres III and IV with tufts of black hairs in male, but only III in female; pronotum with pair of longitudinal black vittae which are hardly connected each other; elytra irregularly with whitish pubescence throughout, which are partly varying to pinkish pubescence. (Guangxi, Hainan)................................................................................................... Metipocregyes variabilis sp. nov.