Taxonomic study on Lathrobium Gravenhorst (Coleoptera, Staphylinidae, Paederinae) from Longwangshan Mountain, East China Author Peng, Zhong Author Li, Li-Zhen Author Zhao, Mei-Jun text ZooKeys 2012 165 21 32 http://dx.doi.org/10.3897/zookeys.165.2384 journal article http://dx.doi.org/10.3897/zookeys.165.2384 1313-2970-165-21 Lathrobium longwangshanense sp. n. Figs 1B4 Type locality. Longwangshan Nature Reserve, Zhejiang Province, East China Type material (1 ♂). Holotype: ♂, labeled 'CHINA: zhejiang Prov. / Anji County / Longwang Mt. / 25.iv.2006, alt. 950-1,200 m / Yong-Yin Wang leg.'. Description. Measurements and ratios (holotype):BL 9.56, HL 1.51, HW 1.58, PL 1.81, PW 1.59, EL 1.32, HL/HW 0.95, HW/PW 0.95, HL/PL 0.83, PL/PW 1.09, EL/PL 0.73. Habitus as in Fig. 1B. Externally similar to Lathrobium lingae , except for the lighter average coloration, the somewhat larger body size, the denser punctation on the head and the pronotum. Male. Sternite VI (Fig. 4A) with tufted pubescence same length as concavity; sternite VII (Fig. 4B) with weak emargination; sternite VIII (Fig. 4C) with darkish setae on impression and basal angle of asymmetrical triangular emargination with dense point-like seta; sternite IX (Fig. 4D) slightly acute anteriorly; aedeagus (Fig. 4E, 4F) with distinct long ventral process and twisted dorsal sclerites. Female. Unknown. Distribution. East China (Zhejiang: Longwangshan Mountain). Etymology. The species is named after its type locality. Remarks. The new species is similar in most respects to Lathrobium tianmushanense , but itdiffers in having relatively stout body, HL/PL being more than 0.80, male sternite VI with tufted pubescence at concavity and aedeagus with longer twisted dorsal sclerites. In Lathrobium tianmushanense , the body is relatively slender, HL/PL is more than 0.73, the male sternite VI has the concavity lacking pubescence and the dorsal sclerites of the aedeagus are much shorter.