词条 | Graphoceratidae |
释义 |
|fossil_range = {{fossilrange|180.1|168.4| Jurassic}} |image = Graphoceratidae - Ludwigia murchisonae.jpg |image_caption = Ludwigia murchisonae, Mid Jurassic, Germany |taxon = Graphoceratidae |authority = Buckman, 1905 |subdivision_ranks = Subfamilies |subdivision = See text }} Graphoceratidae is an extinct family of ammonites in the order Ammonitida, which lived during the Jurassic. DistributionFossils are found in the Jurassic marine strata of Canada, France, Germany, Hungary, Italy, Morocco, Saudi Arabia, Spain and the United Kingdom. GeneraSubfamily Graphoceratinae Buckman, 1905
Subfamily Leioceratinae Spath, 1936
References
5 : Hildoceratoidea|Ammonitida families|Jurassic ammonites|Toarcian first appearances|Middle Jurassic extinctions |
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