Chorismagrion
Chorismagrion is a monotypic genus of damselflies belonging to the family Synlestidae.
The single species of this genus, Chorismagrion risi,
known as a pretty relict,
is a slender, medium-sized damselfly, mostly black in colour with white markings.
It is endemic to north-eastern Australia, where it inhabits streams and large pools in rainforests.