Macronychini
Gistel, 1848
riffle beetles
Genus Guides
2- Macronychus(riffle beetles)
- Zaitzevia(riffle beetles)
Macronychini is a tribe of riffle beetles within the Elmidae, first described by Gistel in 1848. The tribe comprises more than 20 and over 80 described . Members of this tribe are aquatic beetles associated with running water . The tribe is taxonomically well-established but individual species continue to be described, particularly from underexplored regions such as China.
Pronunciation
How to pronounce Macronychini: /ˌmækrɵˈnɪkɪnaɪ/
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Habitat
Running water environments, specifically riffle zones of streams and rivers. within this tribe, such as those in the Zaitzevia, have been collected from mountainous regions in Sichuan, Yunnan, and Hubei Provinces in China.
Distribution
Global distribution with documented from China (Sichuan, Yunnan, Hubei Provinces) and broader representation across multiple continents as part of the Elmidae.
More Details
Taxonomic scope
The tribe Macronychini contains 22+ and 80+ described , though ongoing taxonomic work continues to expand this count. The genus Zaitzevia is among the better-studied genera within the tribe, with multiple new species described from China in recent years.