Gonioteuthis

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{{Taxobox

| name = Gonioteuthis

| fossil_range =

| regnum = Animalia

| phylum = Mollusca

| classis = Cephalopoda

| unranked_ordo = Belemnoidea

| genus = Gonioteuthis

| image = Gonioteuthis quadrata.png

| image_caption = G. quadrata found in the Kristianstad Basin, Sweden

}}

Gonioteuthis (meaning narrow squid or slim squid) is a genus of belemnite, an extinct group of cephalopods.{{cite journal | last = Sepkoski | first = Jack | title = A compendium of fossil marine animal genera (Cephalopoda entry) | journal = Bulletins of American Paleontology | volume = 364 |page=560 | year = 2002 | url = http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class | accessdate = 2009-04-10 }} It grew to a body length (excluding tentacles) of 8 inches (20 centimeters) and fed on small marine animals. Fossils of Gonioteuthis have been found in the Netherlands, Germany, and Sweden in rocks dated to the late Cretaceous Period, specifically 85 to 70 million years ago.Fossilworks. [https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=15866 "Gonioteuthis (belemnite)"]