| Ancyronyx jaechi | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Elmidae |
| Genus: | Ancyronyx |
| Species: | A. jaechi |
| Binomial name | |
| Ancyronyx jaechi Freitag, 2012 | |
Ancyronyx jaechi is a species of riffle beetle found in Sri Lanka. [1] [2] [3]
The species is typically 2.1 to 2.6 mm long. It has an elongated body with yellow-brown patterning. [4] [5]
The Phalacridae are a family of beetles commonly called the shining flower beetles, They are often found in composite flowers. They are oval-shaped, usually tan, and about 2 mm in length. Most species feed on fungus, although a number feed on flower heads.
Scarabaeoidea is a superfamily of beetles, the only subgroup of the infraorder Scarabaeiformia. Around 35,000 species are placed in this superfamily and some 200 new species are described each year. Its constituent families are also undergoing revision presently, and the family list below is only preliminary.
Anobiinae is a subfamily of death-watch beetles in the family Ptinidae, with at least 45 genera. It was formerly considered a member of the family Anobiidae, but its family name has since been changed to Ptinidae.
Colliuris is a genus of long-necked ground beetles in the family Carabidae. There are at least 80 described species in Colliuris.
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.
Byrrhinae is a subfamily of pill beetles in the family Byrrhidae. There are about 25 genera and at least 160 described species in Byrrhinae.
Simplocariini is a tribe of pill beetles in the family Byrrhidae. There are about 9 genera and more than 40 described species in Simplocariini.
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.
Ateuchini is a tribe of dung beetles in the family Scarabaeidae. There are at least 30 genera and 370 described species in Ateuchini.
Grouvellinus leonardodicaprioi is a species of riffle beetle in the superfamily Byrrhoidea. The beetle was discovered by citizen scientists working with a group of scientists from Taxon Expeditions. G. leonardodicaprioi belongs to the family Elmidae, and it is endemic to Malaysia.
Grouvellinus is a genus of beetle in the family Elmidae. As of 2018, over forty species are recognized, including:
Macronychus is a genus of riffle beetles in the family Elmidae. There are about 11 described species in Macronychus.
Oncerini is a tribe of May beetles and junebugs in the family Scarabaeidae. There are at least two genera and two described species in Oncerini.
Myrabolia is the only genus in the beetle family Myraboliidae in the superfamily Cucujoidea. It has about 13 species, found in Australia. Adults and possibly larvae live under the bark of Eucalyptus trees.
Larainae is a subfamily of riffle beetles in the family Elmidae. There are more than 20 genera and 160 described species in Larainae.
Macronychini is a tribe of riffle beetles in the family Elmidae. There are more than 20 genera and 80 described species in Macronychini.
Ilamelmis foveicollis, is a species of riffle beetle found in Sri Lanka.
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