Cornuodus

{{Short description|Extinct genus of jawless fishes}}

{{Italic title}}

{{taxobox

| name= Cornuodus

| fossil_range =

| regnum = Animalia

| phylum = Chordata

| classis = †Conodonta

| ordo =

| familia =

| genus = †Cornuodus

| genus_authority = Fahraeus, 1966Lower Viruan (Middle Ordovician) conodonts from the Gullhögen quarry, southern central Sweden. LE Fåhræus, 1966, Sveriges geologiska undersökning

| subdivision_ranks = Species

| subdivision =

• †Costiconus ethingtoni (Fåhraeus, 1966)
• †Cornuodus longibasis (Lindström, 1955)

| synonyms =

}}

Cornuodus is an extinct genus of conodonts.A septimembrate apparatus model for the Ordovician conodont genus Cornuodus Fahraeus, 1966. Anita M. Lofgren, Bollettino della Società Paleontologica Italiana, 37(2), pages 175-186, January 1998