Watsonichthys

{{Short description|Extinct genus of ray-finned fishes}}

{{Automatic taxobox

| fossil_range = {{fossil range|359|345|Tournaisian – Asselian? | latest= 293.53}}

| taxon = Watsonichthys

| authority = Aldinger, 1937

| type_species = {{extinct}}Elonichthys pectinatus

| type_species_authority = Traquair, 1877

| subdivision =

• {{extinct}}W. lotzi Gürich, 1923
• †W. pectinatus (Traquair, 1877)
• †W. sphaerosideritarum Fritsch, 1895

}}

Watsonichthys is an extinct genus of ray-finned fish that lived during the Tournaisian age (Mississippian, Carboniferous) to possibly the Asselian age (Cisuralian/lower Permian) in what is now Europe (Scotland, Germany, Czech Republic) and possibly Namibia.{{cite journal |last=Sepkoski |first=Jack |title=A compendium of fossil marine animal genera |journal=Bulletins of American Paleontology |volume=363 |pages=1–560 |year=2002 |url=http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class | accessdate=2009-04-24}}{{cite book |last1=Schultze |first1=Hans-Peter |last2=Mickle |first2=Kathryn E. |last3=Poplin |first3=Cecile |last4=Hilton |first4=Eric J. |last5=Grande |first5=Lance |date=2021 |title=Handbook of Paleoichthyology, 8A. Actinopterygii I. Palaeoniscimorpha, Stem Neopterygii, Chondrostei |publisher=Dr. Friedrich Pfeil, München |pages=299 |ISBN=978-3-89937-272-4}} It is named after David Meredith Seares Watson.