Chorismagrion

{{Short description|Genus of damselflies}}

{{speciesbox

| name = Pretty relict

| image = The Australian zoologist (1954) (20356878391).jpg

| image_caption = Adult nymph of Chorismagrion risi

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Dow, R.A. |date=2017 |title=Chorismagrion risi |volume=2017 |page=e.T87536627A87540114 |doi=10.2305/IUCN.UK.2017-1.RLTS.T87536627A87540114.en |access-date=20 November 2021}}

| parent_authority = Morton, 1914{{Cite journal|last=Morton|first=K.J.|year=1914|title=A remarkable new genus and new species of Odonata, of the legion Podagrion, Selys, from north Queensland|url=https://www.biodiversitylibrary.org/page/14779204|journal=Transactions of the Entomological Society of London|volume=62|pages=169–172 [170]|doi=10.1111/j.1365-2311.1914.tb01393.x|via=Biodiversity Heritage Library}}

| taxon = Chorismagrion risi

| authority = Morton, 1914

| range_map = Chorismagrion risi distribution map.svg

}}

Chorismagrion is a monotypic genus of damselflies belonging to the family Synlestidae.{{Cite web|url=https://biodiversity.org.au/afd/taxa/Chorismagrion|title=Genus Chorismagrion Morton, 1914|date=2012|website=Australian Faunal Directory|publisher=Australian Biological Resources Study|access-date=3 April 2017}}

The single species of this genus, Chorismagrion risi,{{Cite web|url=https://biodiversity.org.au/afd/taxa/Chorismagrion_risi|title=Species Chorismagrion risi Morton, 1914|date=2012|website=Australian Faunal Directory|publisher=Australian Biological Resources Study|access-date=3 April 2017}}

known as a pretty relict,{{Cite book|title=The Complete Field Guide to Dragonflies of Australia|last1=Theischinger|first1=Günther|last2=Hawking|first2=John|publisher=CSIRO Publishing|year=2006|isbn=978-0-64309-073-6|location=Collingwood, Victoria, Australia|pages=22}}

is a slender, medium-sized damselfly, mostly black in colour with white markings.{{Cite book|title=The Australian Dragonflies: A Guide to the Identification, Distributions and Habitats of Australian Odonata|last1=Watson|first1=J.A.L.|last2=Theischinger|first2=G.|last3=Abbey|first3=H.M.|publisher=CSIRO|year=1991|isbn=0643051368|location=Melbourne}}

It is endemic to north-eastern Australia, where it inhabits streams and large pools in rainforests.{{cite book|title=Identification Guide to the Australian Odonata|last2=Endersby|first2=Ian|date=2009|publisher=Department of Environment, Climate Change and Water NSW|isbn=978-1-74232-475-3|pages=208|last1=Theischinger|first1=Gunther|url=http://www.environment.nsw.gov.au/resources/publications/09730AustOdonata.pdf}}