| Optioservus fastiditus | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Coleoptera |
| Family: | Elmidae |
| Genus: | Optioservus |
| Species: | O. fastiditus |
| Binomial name | |
| Optioservus fastiditus (LeConte, 1850) | |
| Synonyms [1] | |
| |
Optioservus fastiditus is a species of riffle beetle in the family Elmidae. It is found in North America. [1] [2] [3]
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.
Optioservus browni is a species in the family Elmidae, in the suborder Polyphaga. The species is known generally as the "Brown's optioservus riffle beetle". It is found in North America.
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.
Optioservus is a genus of riffle beetles in the family Elmidae. There are about 13 described species in Optioservus.
Optioservus castanipennis is a species of riffle beetle in the family Elmidae. It is found in North America.
Optioservus phaeus, the Scott optioservus riffle beetle, is a species of riffle beetle in the family Elmidae. It is only found in North America, specifically at Lake Scott State Park in Scott County, Kansas.
Optioservus immunis is a species of riffle beetle in the family Elmidae. It is found in North America.
Optioservus seriatus is a species of riffle beetle in the family Elmidae. It is found in North America.
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.
Optioservus canus, the pinnacles optioservus riffle beetle, is a species of riffle beetle in the family Elmidae. It is found in North America.
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.
Optioservus trivittatus is a species of riffle beetle in the family Elmidae. It is found in North America.
Stenelmis lignicola is a species of riffle beetle in the family Elmidae. It is found in North America.
Atractelmis is a genus of riffle beetles in the family Elmidae. There is one described species in Atractelmis, A. wawona.
Optioservus divergens is a species of riffle beetle in the family Elmidae. It is found in North America.
Optioservus sandersoni is a species of riffle beetle in the family Elmidae. It is found in North America.
Optioservus quadrimaculatus is a species of riffle beetle in the family Elmidae. It is found in North America.
Optioservus ovalis is a species of riffle beetle in the family Elmidae. It is found in North America.
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