Nesoselandria morio is a species of sawflies belonging to the family Tenthredinidae subfamily Tenthrediniinae. It is the only species of the genus Nesoselandria.
Some authors consider Dulophanes morio a valid name and Nesoselandria morio a synonym.
This species is present in the Nearctic realm and in most of Europe to Siberia and Japan.
Nesoseladria morio can reach a length of . Head, antennae, thorax and abdomen are black. Legs arecompletely yellow-orange, except the basal segment. Wings are darkly infuscate.