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OECOPTYCHIUS [1 record]

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Record 1 1978-08-05

English

Subject field(s)
  • Paleontology
OBS

(...) Upper Jurassic ammonoids [having] an aberrant small shell, the last (mature) volution of which is subtriangular in shape; the aperture is surrounded by an extended ventral lip and a pair of curved lateral ears.

French

Domaine(s)
  • Paléontologie
OBS

Ammonite à la coquille plate, fortement coudée, sans ombilic caractéristique du Jurassique moyen.

Spanish

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