Guntherichthys

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

{{For|the extant genus of viviparous brotula|Gunterichthys}}

{{Automatic taxobox

| fossil_range = {{fossil range|330|315|late Mississippian/early Pennsylvanian}}

| taxon = Guntherichthys

| authority = Mickle, 2011

| type_species = {{extinct}}Guntherichthys lehiensis

| type_species_authority = Mickle, 2011

}}

Guntherichthys is a genus of extinct ray-finned fish that lived during the late Mississippian/early Pennsylvanian in what is now Utah, United States. Fossils were recovered from the Manning Canyon Shale. The genus is named after Lloyd Gunther.{{Cite journal |last=Mickle |first=Kathryn E. |year=2011 |title=The early actinopterygian fauna of the Manning Canyon Shale Formation (upper Mississippian, lower Pennsylvanian) of Utah, U.S.A. |url=https://doi.org/10.1080/02724634.2011.595622 |journal=Journal of Vertebrate Paleontology |volume=31 |issue=5 |pages=962–980 |doi=10.1080/02724634.2011.595622 |bibcode=2011JVPal..31..962M |s2cid=129224357 |issn=0272-4634|url-access=subscription }}