Rare: glaucolithes gorei portland ammonite fossil, portlandian, tithonian, cretaceous, portland, uk

Description

This listing features a rare and well-preserved ammonite fossil, GLAUCOLITHES GOREI, from the Portlandian Stage (Tithonian, Late Jurassic–Early Cretaceous), found in Portland, United Kingdom. This exceptional specimen dates back approximately 145 million years, offering a glimpse into the marine ecosystems of the prehistoric world.

Fossil Information:

• Species: GLAUCOLITHES GOREI
• Geological Age: Tithonian Stage, Late Jurassic–Early Cretaceous (~145 million years ago)
• Formation: Portlandian Stage
• Location: Portland, United Kingdom
• Size: Refer to scale in photos for precise dimensions
• Preservation: Excellent – clearly visible ammonite structure and details

Key Features:

✔ Rare ammonite species from the Portlandian Stage

✔ Distinctive coiled shell structure with well-preserved suture patterns

✔ From the world-famous fossil-rich region of Portland, UK

✔ Ideal for collectors, researchers, and fossil enthusiasts

✔ Comes with a Certificate of Authenticity

Scientific & Historical Significance:

Glaucolithes gori is a species of ammonite, an extinct marine mollusk related to modern-day squid and octopuses. Ammonites thrived in ancient seas for over 300 million years, making them key index fossils for dating rock layers. This particular specimen comes from the Portlandian Stage, a geological formation that marks the transition between the Late Jurassic and Early Cretaceous periods. Ammonites like Glaucolithes gori played a vital role in the marine food chain and are recognized for their intricate shell morphology and evolutionary significance.

Authenticity & Certification:

All of our fossils are 100% genuine specimens and come with a Certificate of Authenticity. The exact fossil shown in the listing photos is the one you will receive.

Why Buy From Us?

This fossil originates from the Alice Purnell Collection, one of the largest and most prestigious fossil collections in the world. We specialize in museum-quality fossils, carefully sourced to ensure authenticity, rarity, and scientific value.

A must-have for any ammonite or prehistoric fossil collection – own a piece of Earth’s ancient marine history!