| 词条 | Parkinsonia (ammonite) |
| 释义 |
| fossil_range = {{fossil range|Bajocian|Bathonian|ref=[1]}} | image = Parkinsonia parkinsoni NHM.jpg |image_caption = Fossil of Parkinsonia parkinsoni from Great Britain, on display at the Natural History Museum, London | regnum = Animalia | phylum = Mollusca | classis = Cephalopoda | subclassis = Ammonoidea | ordo = Ammonitida | superfamilia = Perisphinctoidea | familia = Parkinsoniidae | genus = Parkinsonia | genus_authority = Bayle 1878 }}Parkinsonia is a genus of ammonites belonging to the family Parkinsoniidae.[2] These fast-moving nektonic carnivores lived from the Bajocian age to the Bathonian age of the Middle Jurassic.[1] DescriptionParkinsonia species have a compressed spiral shell with strong ribbing.[2]DistributionFossils of species within this genus have been found in the Jurassic of France, Germany, Iran, Russia, United Kingdom, and United States.[3] References1. ^1 {{cite web | last = Sepkoski| first = Jack| title= Sepkoski's Online Genus Database|authorlink =| coauthors =| year = 2002| url = http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class| accessdate = 2017-10-18 }} {{Taxonbar|from=Q18386747}}{{-}}{{ammonitina-stub}}{{Jurassic-stub}}2. ^Ammonites.fr 3. ^1 Paleobiology Database - Parkinsonia. 2017-10-19. 7 : Jurassic ammonites|Middle Jurassic ammonites|Jurassic ammonites of North America|Ammonites of Asia|Jurassic animals of Asia|Ammonitida genera|Perisphinctoidea |
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