Triomicrus
Creators: name: Shen, Jia-Wei
name: Yin, Zi-Wei
name: Li, Li-Zhen
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Staphylinidae
Triomicrus

description: Key to southern Chinese Triomicrus based on males
1 Elytral subhumeral sulci absent.......................................................................... 2
- Elytral subhumeral sulci present......................................................................... 6
2 Mesotibia with spur.................................................................................... 3
- Mesotibia lacking spur................................................................................. 5
3 Protibia lacking protuberance............................................................................ 4
- Protibia with small apical protuberance (Fig. 7 E); mesotibia with curved apical protuberance (Fig. 7 D); apical lamina of abdominal sternite VII transverse, pointed at apex of lateral margin (Fig. 7 F, 7G). (Southern China: Guangxi).............................................................................. T. cf. punctifrons Löbl, Kurbatov & Nomura
4 Mesotibia with long acute apical spur (Fig. 1 E); pronotum entirely, densely and coarsely punctate (Fig. 1 A); apical lamina of abdominal sternite VII transverse, rounded at apex of lateral margin (Fig. 1 D). (Southern China: Guangdong).......................................................................................... T. acutus Shen and Yin, sp. n.
- Mesotibia with large triangular apical spur (Fig. 3 D); pronotum entirely, densely and coarsely punctate (Fig. 3 A); apical lamina of abdominal sternite VII narrowed near base, widest at apex (Fig. 3 E, 3F). (Southern China: Guangdong, southern Hunan and Guangxi)................................................................ T. cochlis Shen and Yin, sp. n.
5 Head with median vertexal carina (Fig. 2 A); pronotum partially, finely and sparsely punctate (Fig. 2 A); apical lamina of abdominal sternite VII narrowed near base, widest near middle, posterior margin obliquely narrowed (Fig. 2 D). (Southern China: Guangxi)................................................................ T. cavus Shen and Yin, sp. n.
- Head lacking median vertexal carina (Fig. 6 A); pronotum entirely, densely and coarsely punctate (Fig. 6 A); apical lamina of abdominal sternite VII widest near base, posterior margin obliquely narrowed, pointed at apex (Fig. 6 D). (Southern China: Guangdong and southern Hunan)................................................ T. pinnatus Shen and Yin, sp. n.
6 Head with median vertexal carina (Fig. 5 A); pronotum partially and finely punctate (Fig. 5 A); apical lamina of abdominal sternite VII composed of two sclerites, left one narrowed near base, rounded at apex of lateral margin, right one relatively small (Fig. 5 D). (Southern China: Guangdong)....................................... T. nanlingensis Shen and Yin, sp. n.
- Head lacking median vertexal carina (Fig. 4 A); pronotum smooth (Fig. 4 A); profemora swollen (Fig. 4 A); apical lamina of abdominal sternite VII composed of two sclerites, each curved mesally (Fig. 4 D). (Southern China: Guangxi).......................................................................................... T. longus Shen and Yin, sp. n.
description: Published as part of Shen, Jia-Wei, Yin, Zi-Wei & Li, Li-Zhen, 2015, Six new species of Triomicrus Sharp from southern China (Coleoptera: Staphylinidae: Pselaphinae), pp. 585-595 in Zootaxa 4044 (4) on page 594, DOI: 10.11646/zootaxa.4044.4.8, http://zenodo.org/record/239650