Grossius

{{Short description|Extinct genus of fishes}}

{{Automatic taxobox

| fossil_range = Middle Devonian

| image = Grossius BW.jpg

| taxon = Grossius

| type_species = †Grossius aragonensis

| type_species_authority = Schultze, 1973

}}

Grossius is an extinct genus of sarcopterygian fish that lived during the Devonian period of Spain. Its size was about 1 m in length.{{Cite web|url=http://palaeos.com/vertebrates/sarcopterygii/sarcopterygii2.html|title = Palaeos Vertebrates Sarcopterygii: More basal sarcopterygians}}