{{Short description|Genus of molluscs (fossil)}} {{Automatic taxobox | fossil_range = {{fossilrange|Pliensbachian}} | image = Uptonia jamesoni ESV.jpg | taxon = Uptonia | authority = | subdivision_ranks = | subdivision = }}
'''''Uptonia''''' is an extinct ammonite from the Lower Jurassic that's included in the eoderoceratoidean family Polymorphitidae.
The shell of ''Uptonia'' is evolute with rounded simple ribs that form strong chevrons as they cross the venter on the outer rim, and which are free of tubercles. Some grew to be fairly large. The suture is ammonitic, complex, with large lateral lobes
== Distribution == Fossils of ''Uptonia'' have been found in Argentina, Canada (British Columbia), France, Germany, Greenland, Hungary, the Russian Federation, Spain, Turkey, and the United Kingdom.<ref name=FWUptonia>[https://paleobiodb.org/classic/displayCollResults?collection_no=97675 ''Uptonia''] at Fossilworks.org</ref>
== References == {{Portal|Paleontology}} {{Reflist}}
== Further reading == * Arkell, ''et al.'' 1957. Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L. Geol Soc of America and Univ Kansas Press. R.C. Moore Ed.
== External links == * [http://www.whitbymuseum.org.uk/d18/grp03/sim159.htm ''Uptonia ignota''] {{Webarchive|url=https://web.archive.org/web/20080623180128/http://www.whitbymuseum.org.uk/d18/grp03/sim159.htm |date=2008-06-23 }} Photos * [http://zipcodezoo.com/Animals/U/Uptonia_bronni/ ''Uptonia''] Taxonomy
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Category:Ammonitida genera Category:Eoderoceratoidea Category:Early Jurassic ammonites of Europe Category:Ammonites of Europe Category:Ammonites of North America Category:Jurassic Canada Category:Ammonites of South America Category:Jurassic Argentina Category:Pliensbachian life Category:Hasle Formation
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