Zeuchthiscus

{{Short description|Extinct genus of fishes}}

{{Speciesbox

| fossil_range = Early Triassic{{cite journal|last=Sepkoski |first=Jack |title=compendium of fossil marine animal genera |journal=Bulletins of American Paleontology |volume=364 |pages=560 |year=2002 |url=http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class |access-date=2007-12-25 |url-status=dead |archive-url=https://web.archive.org/web/20110723131237/http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class |archive-date=July 23, 2011 }}

| parent_authority = Wade, 1940

| genus = Zeuchthiscus

| species = australis

| authority = Wade, 1940{{cite web | title = Nomenclator Zoologicus Record Detail: Zeuchthiscus. | url = http://www.ubio.org/NZ/detail.php?uid=232795&d=1 | access-date = 2007-12-25 }}

}}

Zeuchthiscus is a genus of prehistoric ray finned fish that lived in Australia{{cite web | last = Haraamo | first = Mikko | title = Mikko's Phylogeny Archive entry on "†Perleidiformes" | date = January 10, 2006 | url = http://www.fmnh.helsinki.fi/users/haaramo/Metazoa/Deuterostoma/Chordata/Actinopterygii/Chondrostei/Perleidiformes.htm | access-date = 2007-12-25 | archive-url = https://web.archive.org/web/20080305185631/http://www.fmnh.helsinki.fi/users/haaramo/Metazoa/Deuterostoma/Chordata/Actinopterygii/Chondrostei/Perleidiformes.htm | archive-date = 2008-03-05 | url-status = dead}} during the Early Triassic Period. It is believed to have been a nektonic omnivore.{{cite web | last = Alroy | first = John | title = The Paleobiology Database entry on "Zeuchthiscus" | date = 2004-08-17 | url = https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=35117 | access-date = 2007-12-25 }} Closely related fish had a wide distribution in the northern hemisphere.{{cite web | last = Alroy | first = John | title = The Paleobiology Database entry on "↑Perleidiformes" | date = 2004-08-17 | url = https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=35090 | access-date = 2007-12-25 }}