Hypocysta metirius

{{Short description|Species of butterfly}}

{{Speciesbox

| image = Hypocysta_metirius_(ento-csiro-au).jpg

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| image2 = Common_Brown_Ringlet.JPG

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| taxon = Hypocysta metirius

| authority = Butler, 1875[http://ftp.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/papilionoidea/nymphalidae/satyrinae/hypocysta/ "Hypocysta Westwood, [1851]"] at Markku Savela's Lepidoptera and Some Other Life Forms

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}}

Hypocysta metirius, the common brown ringlet, is a species of butterfly of the family Nymphalidae. It is found along the east coast of Australia, including Queensland, New South Wales and Victoria.[http://lepidoptera.butterflyhouse.com.au/nymp/metir.html Australian Insects]

The wingspan is about 30 mm.