Kingdom Animalia Phylum Mollusca Rank Species | Family Arietitidae Genus Asteroceras Subclass Ammonites | |
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Similar Asteroceras, Ammonites, Asteroceras obtusum, Arietites, Xipheroceras | ||
Asteroceras stellare, the True Star Ammonite, is an extinct species of cephalopod belonging to the Ammonite subclass and to the family Arietitidae.
Contents
These fast-moving nektonic carnivores lived during the lower Jurassic period, around 196.5 to 189.6 million years ago.
Description
Asteroceras stellare has a shell reaching a diameter of about 90 centimetres (35 in).
Distribution
Fossils of this species may be found in the Jurassic of Germany, Hungary and United Kingdom.
References
Asteroceras stellare Wikipedia(Text) CC BY-SA