Fossil Gastropod Alaria bispinosa, Oxford Clay, Callovian, Jurassic – England, UK – Genuine with Certificate of Authenticity

Description

Fossil Gastropod Alaria bispinosa – Oxford Clay, Callovian, Jurassic – England, UK

100% Genuine Fossil with Certificate of Authenticity

We are pleased to offer this Alaria bispinosa fossil gastropod, discovered in the Oxford Clay, England, UK. This specimen dates from the Callovian stage of the Jurassic Period (~166 million years ago). The Alaria bispinosa gastropod is a remarkable fossil, known for its distinctively ribbed shell and conical spiral shape, making it a valuable and attractive piece for fossil collectors.

Geological and Fossil Information:

• Fossil Type: Alaria bispinosa Fossil Gastropod
• Species: Alaria bispinosa
• Morphology Features: The Alaria bispinosa gastropod features a highly coiled, conical shell with distinct spiral ribs. The shell is well-preserved, showing clear growth lines and the characteristic ribbing that makes this species identifiable.
• Geological Stage: Callovian, Jurassic (~166 million years ago)
• Depositional Environment: This gastropod fossil was formed in the shallow marine environment of the Oxford Clay. The Jurassic seas during this period were rich in marine life, providing an ideal habitat for species like Alaria bispinosa.
• Biozone: The fossil belongs to the Oxford Clay biozone, a region known for its fossil-rich deposits, which are important for studying Jurassic marine ecosystems.
• Family: Neritidae
• Super Family: Neritoidea
• Order: Neritopsina
• Formally Identified By: This fossil has been professionally identified based on its distinct shell morphology and the geological context of its discovery in the Oxford Clay, England, ensuring its authenticity.

Size and Visuals:

The fossil measures approximately 2 inches in diameter. A scale rule (1cm squares) is included in the attached photo for accurate size reference. The photo is of the actual specimen you will receive, carefully chosen to highlight its exceptional preservation and intricate details.

Authenticity and Certification:

All of our fossils are 100% genuine specimens and come with a Certificate of Authenticity, ensuring the provenance and authenticity of the fossil. This Alaria bispinosa gastropod from the Oxford Clay, Callovian, Jurassic Period, is a rare and well-preserved example of Jurassic gastropods, making it a perfect addition to any fossil collection.