Stygoporus

{{short description|Genus of beetles}}

{{Italic title}}

{{Taxobox

| name = Stygoporus oregonensis

| regnum = Animalia

| phylum = Arthropoda

| classis = Insecta

| ordo = Coleoptera

| subordo = Adephaga

| familia = Dytiscidae

| genus = Stygoporus

| genus_authority = Larson & LaBonte, 1994

| species = S. oregonensis

| binomial = Stygoporus oregonensis

| binomial_authority = Larson & LaBonte, 1994

}}

Stygoporus oregonensis is a species of beetle in the family Dytiscidae, the only species in the genus Stygoporus.[http://insects.tamu.edu/research/collection/hallan/Arthropoda/Insects/Coleoptera/Family/Dytiscidae.txt Dytiscidae Species List] at Joel Hallan's Biology Catalog. Texas A&M University. Retrieved 7 May 2012.

They were first identified in an Oregon bathroom in 1984. Eight specimens were collected by Oregon State University before the bathroom was bleached. There have been no reported specimens found until 2014 to 2016.{{cite journal|last1=Kanda|first1=Kojun|last2=Gomez|first2=R. Antonio|last3=Van Driesche|first3=Richard|last4=Miller|first4=Kelly B.|last5=Maddison|first5=David R.|title=Phylogenetic placement of the Pacific Northwest subterranean endemic diving beetle Stygoporus oregonensis Larson & LaBonte (Dytiscidae, Hydroporinae)|journal=ZooKeys|date=16 November 2016|issue=632|pages=75–91|doi=10.3897/zookeys.632.9866|pmid=27920606|pmc=5126547|issn=1313-2970|doi-access=free|bibcode=2016ZooK..632...75K }}