Optioservus immunis

Optioservus immunis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Elmidae
Genus:	Optioservus
Species:	O. immunis
Binomial name
	Optioservus immunis; (Fall, 1925)
Synonyms
	Helmis immunis Fall, 1925 ; Limnius cryophilus Musgrave, 1932 ; Optioservus cryophilus (Musgrave, 1932) ;

Optioservus immunis is a species of riffle beetle in the family Elmidae. It is found in North America.^[1]^[2]^[3]

References[]

^ ^a ^b "Optioservus immunis Report". Integrated Taxonomic Information System. Retrieved 2019-09-23.
^ "Optioservus immunis". GBIF. Retrieved 2019-09-23.
^ "Optioservus immunis species Information". BugGuide.net. Retrieved 2019-09-23.

White, D. S. (1978). "A revision of the Nearctic Optioservus (Coleoptera: Elmidae), with descriptions of new species". Systematic Entomology. 3 (1): 59–74. doi:10.1111/j.1365-3113.1978.tb00390.x.
Čiampor, Fedor, Jr; Čiamporová-Zaťovičová, Zuzana (2019). "World Elmidae". Slovak Academy of Sciences. Retrieved 2019-07-02.
Lobl, I.; Smetana, A., eds. (2006). Catalogue of Palaearctic Coleoptera, Volume 3: Scarabaeoidea - Scirtoidea - Dascilloidea - Buprestoidea - Byrrhoidea. Apollo Books. ISBN 978-90-04-30914-2.

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