Osmyloidea

{{Short description|Superfamily of insects}}

{{Automatic taxobox

| fossil_range = {{fossilrange|Permian|Recent}}

| image = Porismus strigatus 2.jpg

| image_caption = Porismus strigatus

| taxon = Osmyloidea

| authority =

| subdivision_ranks = Families

| subdivision =

• †Archeosmylidae
• Nevrorthidae
• Osmylidae
• †Saucrosmylidae
• Sisyridae

}}

Osmyloidea is a euneuropteran superfamily in the lacewing order Neuroptera sister to the superfamilies Dilaroidea, Mantispoidea, and the clade Neoneuroptera. The superfamily includes three living families and two extinct families described from the fossil record.{{cite journal |last1=Engel |first1=M. S. |last2=Winterton |first2=S. L. |last3=Breitkreuz |first3=L. C. |date=2018 |title=Phylogeny and evolution of Neuropterida: where have wings of lace taken us? |journal=Annual Review of Entomology |volume=63 |pages=531–551 |doi=10.1146/annurev-ento-020117-043127}}