Protoecotrausites

{{italic title}}

{{Taxobox

|name = Protoecotrausites

|fossil_range = {{fossil range|Bajocian|ref={{cite web

| last = Sepkoski| first = Jack| title= Sepkoski's Online Genus Database| year = 2002| url = http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class| accessdate = 2014-05-28 }}}}

|regnum = Animalia

|phylum = Mollusca

|classis = Cephalopoda

|subclassis = Ammonoidea

|ordo =

|superfamilia =

|genus = Protoecotrausites

}}

Protoecotrausites is an extinct genus from a well-known class of fossil cephalopods,{{cite web | title= Paleobiology Database| year = | url = https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=15488| access-date = 17 December 2021 }} the ammonites. It lived during the Middle Jurassic.