Indolinus leigong, Bordoni, 2013

Bordoni, A., 2013, New data on the Xantholinini from China. 24. New genus, new species and new records of the Shanghai Normal University collection (Coleoptera, Staphylinidae) 244 ° contribution to the knowledge of the Staphylinidae, Linzer biologische Beiträge 45 (2), pp. 1745-1797 : 1757

Indolinus leigong nov.sp.

M a t e r i a l s t u d i e d: Holotype: Guizou, Xiaodanjiang, Leigong Mt, 650-700 m, Zhu lilong 14.IX.2005 ( SNUC).

D e s c r i p t i o n: Length of body about 5,5 mm; from anterior margin of head to posterior margin of elytra: 2,5 mm. Body shiny, brown with abdomen yellowish brown; antennae and legs yellowish light. Head ovoidal, narrow anteriorly, with rounded sides from eyes to the neck. Eyes small and flat. Surface of head with very fine and very sparse puncturation. Pronotum longer and wider than head, with oblique anterior margins and sinuate sides. Surface with dorsal series of 6 superficial punctures and lateral series of 3 anterior punctures. Elytra wide, shorter and wider than ponotum, with a little rounded sides and scarcely marked humeral angles. Surface with well visible, not deep puncturation, arranged in three series, one near the suture, one median, one lateral. Abdomen with fine but well visible puncturation, dense on the sides.

Male genital segment as in Fig. 59 ; sternite of the same with posterior margin bilobed, each lobe with 5 black and short spines ( Fig. 60 ). Aedeagus ( Fig. 61 ) proportionally large, 1,48 mm long, sub-ovoidal, narrow in the distal portion, with characteristic parameres; inner sac ribbon-like, wide, long, covered by big, sub-triangular scales in the distal portion, and by fine scales in the proximal portion ( Fig. 62 ).

E t y m o l o g y: The specific epithet refers to the type locality, as a noun in apposition.

G e o g r a p h i c a l d i s t r i b u t i o n: The species is known only from the type locality, in Guizou.

N o t e: The genus Indolinus BORDONI 2002 is composed by few species and seems not common ( I. mitomorphoides ( COIFFAIT 1984) from Indochinese sub-region; I. formosae ( BERNHAUER 1943) from southern China: Guanxi, Hong Kong, and Taiwan; I. sculptilis BORDONI 2002 from Hong Kong; I. vietnamiticus BORDONI 2012d from Vietnam). An other species from Laos ( I. laosianus nov.sp.) is in press.

The new species differs from the congeners especially by the aedeagus.

Figures

Figs 56-62: tergite, sternite of the male genital segment, aedeagus (bar scale: 0,1 mm) of Talliella sinica nov.sp. (56-58); male genital segment, sternite of the same, aedeagus (bar scal: 0,1 mm) and particular of the scales of Indolinus leigong nov.sp. (59-62).