Sweltsa, Ricker, 1943

Zhi-Teng Chen & Yu-Zhou Du, 2017, A new species of Sweltsa (Plecoptera: Chloroperlidae) from China, with a key to the Sweltsa males of China, Zootaxa 4337 (2), pp. 291-293 : 292

publication ID

https://doi.org/ 10.11646/zootaxa.4337.2.8

publication LSID

lsid:zoobank.org:pub:3AA546D4-0100-4E0D-B81E-5F17048AC806

DOI

https://doi.org/10.5281/zenodo.6053151

persistent identifier

https://treatment.plazi.org/id/E81387DC-FFBF-7536-F1F4-1EA8FA3FF906

treatment provided by

Plazi

scientific name

Sweltsa
status

 

Key to males of species of Sweltsa View in CoL from China.

1. Tergum 9 with a transverse ridge ( Figs. 4–5 View FIGURES 1 – 9 ).................................................................................................................................... 3

-. Tergum 9 without a transverse ridge ................................................................................................................................................. 2

2. Epiproct apex narrower than base (see figs. 187–188 in Wu (1938)).............................................................................. S. recurvata View in CoL

-. Epiproct apex as wide as or wider than the base (see figs. 5–8 in Stark & Sivec (2009))........................................................ S. wui View in CoL

3. Epiproct apex with a hook ( Figs. 4–7 View FIGURES 1 – 9 ) .................................................................................................................. S. hamula View in CoL sp. nov.

-. Epiproct apex lacking a hook ............................................................................................................................................................ 4

4. Epiproct apex wide and rounded (see figs. 3–4 in Tierno de Figueroa & Fochetti (2002)) ................................................ S. yunnan View in CoL

-. Epiproct apex narrow and not rounded ............................................................................................................................................. 5

5. Epiproct apex with an upturned, tongue-like cap (see figs. 8–11 in Li et al. (2014))................................................. S. baiyunshana View in CoL

-. Epiproct apex unmodified, without a upturned, tongue-like cap (see figs. 18–25 in Li et al. (2014)) ........................... S. longistyla View in CoL

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