A taxonomic review on the species of Tetraserica Ahrens, 2004, of China (Coleoptera, Scarabaeidae, Sericini)
Author
Liu, Wan-Gang
Author
Fabrizi, Silvia
Author
Bai, Ming
Author
Yang, Xing-Ke
Author
Ahrens, Dirk
text
ZooKeys
2014
448
83
121
http://dx.doi.org/10.3897/zookeys.448.8429
journal article
http://dx.doi.org/10.3897/zookeys.448.8429
1313-2970-448-83
9B49C0CA19E74EB6B64A5324E96EFC6B
Taxon classification Animalia Coleoptera Scarabaeidae
Tetraserica wangtongensis
sp. n.
Type material examined.
Holotype: ā [China] "Wang Tong, to light, 29/4/07" (ZFMK). Paratypes: 1 ā [China] "Huangniushi, Mt. Jiulianshan, Jiangxi, 16.VI.1975,
leg
. Zhang Youwei" (IZAS), 1 ā [China] "Luoyang, Lianxian County, Guangdong, 22.VI.1965, leg. Zhang Youwei" (IZAS).
Description.
Body length: 9.1 mm, length of elytra: 6.9 mm, width: 5.8 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: 0.6. Antennal club 1.3 times as long as remaining antennomeres combined. Ratio of length of metepisternum/metacoxa: 1/1.7. 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: 1/3.2; basal group of dorsal spines of metatibia at first third of metatibial length.
Aedeagus. Fig. 1
I-K
. Habitus: Fig. 1L.
Female unknown.
Variation.
Body length: 8.2-9.1 mm, length of elytra: 6.5-6.9 mm, width: 5.5-5.8 mm.
Diagnosis.
Tetraserica wangtongensis
sp. n. is in the external shape and morphology of the male genitalia similar to
Tetraserica daqingshanica
and
Tetraserica sculptilis
. It differs by the lacking tooth at the posterior margin of metafemur and in the shape of the parameres: the right paramere is straight (in dorsal view) and not curved as in
Tetraserica daqingshanica
and
Tetraserica sculptilis
(Fig. 1J).
Etymology.
Tetraserica wangtongensis
sp. n. is named after its type locality, Wang Tong.