Taxon classification Animalia Coleoptera Scarabaeidae

Tetraserica wandingensis sp. n.

Type material examined.

Holotype: ♂ [China] "Yunnan, Wanding, 2011-IV-29, N: 24.086, E: 98.072, 900m/ LW-1247" (ZFMK). Paratype: 1 ♂ [China] "Yunnan, Wanding, 2011-IV-29, N: 24.086, E: 98.072, 900m/ LW-1247bis" (IZAS).

Description.

Body length: 9.3 mm, length of elytra: 6.9 mm, width: 5.4 mm. Surface of labroclypeus and disc of frons glabrous. Smooth area anterior to eye twice as wide as long. Eyes large; ratio of diameter/interocular width: 0.72. Antennal club 1.5 times as long as remaining antennomeres combined. Ratio of length of metepisternum/metacoxa: 1/1.56. Metafemur dull, anterior margin acute, without submarginal serrated line; anterior row of setae-bearing punctures absent; posterior margin with a large sharp hook. Metatibia short and wide, ratio width/length: 1/3.13; basal group of dorsal spines of metatibia at first third of metatibial length.

Aedeagus . Fig. 7 A–C . Habitus: Fig. 7D.

Female unknown.

Variation.

Body length: 8.8-9.3 mm, length of elytra: 6.9-7.1 mm, width: 5.4-5.6 mm.

Diagnosis.

Tetraserica wandingensis sp. n. differs from Tetraserica liangheensis by the larger eyes (ratio diameter/interocular distance: 0.72 vs. 0.59) and dorsal lobe of the right paramere being very small and bent basally.

Etymology.

The new species is named after the type locality, Wanding.