Euaspidoceras perarmatum explained

Euaspidoceras perarmatum is an extinct ammonoid cephalopod species that lived during the Jurassic.^[1]

Fossils of Euaspidoceras perarmatum may be found in the upper Jurassic, Oxfordian stage of France, Germany, Russia and Saudi Arabia, around 154 to 146 million years ago.^{[2] [3]}

Description

Euaspidoceras perarmatum has a shell reaching up to of diameter.^[4]

Notes and References

1. Web site: Sepkoski . Jack . Sepkoski's Online Genus Database . 2002 .
2. http://science.mnhn.fr/institution/mnhn/collection/f/item/a06944 MNHN
3. Mikhail Semenovich Mesezhnikov, Gerd Ernst Gerold Westermann Jurassic Ammonite Zones of the Soviet Union, Edizione 223
4. http://www.ammonites.narod.ru/aspido/perarmatum.htm Ammonites