Taxon classification Animalia Coleoptera Scarabaeidae

Tetraserica menglongensis sp. n.

Type material examined.

Holotype: ♂ [China] "Menglong, Yunnan, 22.IV.1982, light trap, leg. Jiang Shengqiao" (IZAS).

Description.

Body length: 7.6 mm, length of elytra: 5.8 mm, width: 4.3 mm. Surface of labroclypeus and disc of frons glabrous. Smooth area anterior to eye twice as wide as long. Eyes moderately large; ratio of diameter/interocular width: 0.59. Antennal club 1.2 times as long as remaining antennomeres combined. Ratio of length of metepisternum/metacoxa: 1/1.64. Metafemur dull, anterior margin acute, without submarginal serrated line; anterior row of setae-bearing punctures absent; posterior margin straight, without blunt tooth. Metatibia short and wide, ratio width/length: 1/3.23; basal group of dorsal spines of metatibia at first third of metatibial length.

Aedeagus. Fig. 5 E–G . Habitus: Fig. 5H.

Female unknown.

Diagnosis.

Tetraserica menglongensis sp. n. differs from Tetraserica jinghongensis by the slightly lighter colour, bilobate left paramere, as well as the right paramere having the dorsal lobe shorter than the ventral one (Fig. 5E).

Etymology.

The new species is named after its type locality, Menglong.