Syndicus

Zhou, De-Yao & Yin, Zi-Wei, 2017, New data on the genus Syndicus Motschulsky (Coleoptera: Staphylinidae: Scydmaeninae) from Yunnan, southern China, Zootaxa 4247 (5), pp. 569-576 : 575

publication ID

https://doi.org/10.11646/zootaxa.4247.5.3

publication LSID

lsid:zoobank.org:pub:15AF16CE-E14D-4D49-AECF-13ECAA7FAE0B

DOI

https://doi.org/10.5281/zenodo.6027646

persistent identifier

https://treatment.plazi.org/id/4D7E9C14-6317-FFAF-FF4B-FA32FCB6F81B

treatment provided by

Plazi

scientific name

Syndicus
status

 

Key to Syndicus species of China

1 Base of antennomere XI nearly as broad as apex of antennomere X; antennomere XI shorter than half length of antennomere X (subgenus Syndicus )................................................................................... 2

- Base of antennomere XI much narrower than apex of X; antennomere XI longer than half length of antennomere X (subgenus Semisyndicus )....................................................................................... 4

2 Body length exceeding 4 mm ( Yin et al. 2014: fig. 1). (Zhejiang, Fujian, Hunan, Guangdong).............. S. jaloszynskii

- Body length less than 4 mm ............................................................................ 3

3 Body length less than 2.7 mm, each elytron with marginal impression on sides of elytra ( Yin & Zhou 2015: figs 1A, 4A). (Hainan)...................................................................................... S. qiong

- Body length no less than 2.9 mm, each elytron lacking marginal impression. (Yunnan).................. S. himalayanus

4 Pronotal disc glossy, without well-marked punctures ( Yin & Li 2015: fig. 1B). (Hainan).................. S. hainanicus

- Pronotal disc with coarse, sharply marked punctures........................................................ 5

5 Body length less than 2.5 mm ( Yin & Li 2015: fig. 1A). (Hainan)................................ S. grossepunctatus

- Body length exceeding 2.5 mm ......................................................................... 6

6 Pronotal disc relatively sparsely punctate ( Yin & Zhou 2016: fig. 5A). (Yunnan).......................... S. sinensis

- Pronotal disc relatively densely punctate ( Fig. 5A View FIGURE 5 ; Yin & Zhou 2016: fig. 5D).................................... 7

7 Body length 3.21 mm, endophallus with a C-sharped sclerite ( Fig. 4 View FIGURE 4 B). (Yunnan)........................ S. long sp. n.

- Body length 3.02–3.05 mm, endophallus without a C-shaped sclerite ( Jałoszyński 2008: fig. 3). (Sichuan)... S. sichuanicus

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Staphylinidae