| Macronychini | |
|---|---|
 | |
| Macronychus quadrituberculatus | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Elmidae |
| Subfamily: | Elminae |
| Tribe: | Macronychini Gistel, 1848 |
Macronychini is a tribe of riffle beetles in the family Elmidae. There are more than 20 genera and 80 described species in Macronychini. [1] [2] [3]
These 22 genera belong to the tribe Macronychini: [1]
Elmidae, commonly known as riffle beetles, is a family of beetles in the superfamily Byrrhoidea described by John Curtis in 1830. Both adults and larvae are usually aquatic, living under rocks in fast-flowing shallow areas of streams, such as riffles, feeding on algae and biofilms. There are more than 150 genera and 1,500 described species in Elmidae. The oldest record of the group is Cretohypsilara from the Cenomanian aged Burmese amber.
Ancyronyx, commonly known as spider water beetles or spider riffle beetles, is a genus of aquatic riffle beetles from North America, South Asia, China, and Southeast Asia. They are small beetles with extremely long legs ending in strong claws. Both the adults and the larvae are found underwater in the shallow riffles of streams and rivers, clinging to rocks or submerged wood. They feed on algae and decaying wood tissue. The genus contains twenty-one species, eleven of which are endemic to the Philippines.
Elminae is a subfamily of riffle beetles in the family Elmidae. There are at least 120 genera and more than 1,300 described species in Elminae.
Elmini is a tribe of riffle beetles in the family Elmidae. There are more than 90 genera and 1,200 described species in North America.
Ochthebiinae is a subfamily of minute moss beetles in the family Hydraenidae. There are about 14 genera and more than 650 described species in Ochthebiinae.
Bryelmis is a genus of riffle beetles in the family Elmidae. There are at least three described species in Bryelmis.
Phanocerus is a genus of riffle beetles in the family Elmidae. There are about seven described species in Phanocerus.
Ordobrevia is a genus of riffle beetles in the family Elmidae. There are about 11 described species in Ordobrevia.
Heterlimnius is a genus of riffle beetles in the family Elmidae. There are about 16 described species in Heterlimnius.
Zaitzevia is a genus of riffle beetles in the family Elmidae. There are about 19 described species in Zaitzevia. The genus is named after the Russian entomologist Filipp Zaitsev.
Grouvellinus is a genus of beetle in the family Elmidae. As of 2018, over forty species are recognized, including:
Atractelmis is a genus of riffle beetles in the family Elmidae. There is one described species in Atractelmis, A. wawona.
Macronychus is a genus of riffle beetles in the family Elmidae. There are about 11 described species in Macronychus.
Ampumixis is a genus of riffle beetles in the family Elmidae. There is one described species in Ampumixis, A. dispar.
Cleptelmis is a genus of riffle beetles in the family Elmidae. There are at least two described species in Cleptelmis.
Grouvellinus duplaris is a beetle species from the riffle beetle family. The scientific name of the species was published in 1923 by Champion. It is endemic to India.
Huleechius is a genus of riffle beetles in the family Elmidae. There are at least two described species in Huleechius.
Larainae is a subfamily of riffle beetles in the family Elmidae. There are more than 20 genera and 160 described species in Larainae.
Ancyronyx jaechi is a species of riffle beetle found in Sri Lanka.
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