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Lyelliceras
''Lyelliceras'' is a genus of ammonites belonging to the family Lyelliceratidae. These cephalopods were fast-moving nektonic carnivores. They lived in the Cretaceous period, Albian stage (109.0 to 99.7 Ma).''Lyelliceras'' at Fossilworks.org Etymology The genus has been named after geologist Charles Lyell.Description Shells of ''Lyelliceras'' species can reach a diameter of about . They are moderately to very evolute. The section of the whorls is slightly compressed or circular, with straight radial ribs./ref> Species The following species have been recognised: *''Lyelliceras escragnollensis'' *''Lyelliceras latili'' ...[...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |