Английская Википедия:Cardioceras

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Шаблон:Short description Шаблон:Automatic taxobox

Cardioceras is an extinct ammonite genus belonging to the family Cardioceratidae. These fast-moving nektonic carnivores lived during the Jurassic period, Oxfordian age.[1][2]

Description

Shells of Cardioceras species can reach a diameter of Шаблон:Convert.[3] The shape is circular, with ribs and a prominent ridge along the dorsal edge.[4]

Distribution

Fossils of species within this genus have been found in the Jurassic of France, Germany, Poland, Russia, the United Kingdom[5] and Alaska.[6]

References

Шаблон:Reflist

Шаблон:Taxonbar


Шаблон:Ammonitina-stub

  1. Шаблон:Cite journal
  2. Mikko's Phylogeny Archive
  3. Cardioceras.ru
  4. Encyclopædia Britannica
  5. Ошибка цитирования Неверный тег <ref>; для сносок fa не указан текст
  6. Ralph W. Imlay (1981). Late Jurassic Ammonites of Alaska