Description
Available here is a RARE and genuine fossil ammonite of the species Oppelia subradiata, dating to the Middle Bajocian stage of the Jurassic Period (~170 million years ago). This specimen was collected from the Inferior Oolite Formation at Burton Bradstock, Dorset, United Kingdom — part of England’s world-renowned Jurassic Coast.
This beautiful ammonite fossil comes from the Alice Purnell Collection, a reputable and historic collection of British fossils. You will receive the exact specimen pictured, and it is accompanied by a Certificate of Authenticity, confirming it as a 100% genuine fossil.
Scale Rule Squares / Cube = 1cm – please see the photos for accurate full sizing.
Geological & Palaeontological Information:
- Species: Oppelia subradiata
- Geological Formation: Inferior Oolite
- Stratigraphic Stage: Middle Bajocian, Jurassic (~170 million years ago)
- Location: Burton Bradstock, Dorset, England, UK
- Depositional Environment: Warm shallow marine shelf; carbonate platform environment with intermittent deeper basinal influences
- Biozone: Likely from the Parkinsonia or Garantiana zone, depending on the exact horizon
- Notable: Oppelia subradiata is often used in regional biostratigraphy for Middle Jurassic ammonite zones
Taxonomy:
- Family: Oppeliidae
- Superfamily: Haploceratoidea
- Order: Ammonitida
- Formally Described By: Waagen, 1867 (as part of the subgenus Oppelia)
Morphological Features:
- Moderately involute, compressed shell
- Rounded venter with fine, irregular ribbing
- Sutural complexity typical of Oppeliidae
- Graceful, streamlined appearance ideal for paleoecological study
- Medium size with excellent ornamental preservation
Highlights of This Specimen:
- A scientifically significant ammonite from the Inferior Oolite Series
- Comes from the historically important Alice Purnell Collection
- Authenticated and accompanied by a Certificate of Authenticity
- Ideal for display, research, teaching, or private fossil collections
- From the rich paleontological heritage of Dorset’s Jurassic Coast
Final Notes:
All of our Fossils are 100% Genuine Specimens & come with a Certificate of Authenticity.
The fossil shown is the exact item you will receive.
Scale Rule Squares = 1cm – please refer to images for accurate sizing.
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