Description
This listing is for a Rare 4″ Fossil Ammonite (Bradfordia (Ambylyoxyites) amblys) from the Lower Bajocian Stage of the Middle Jurassic, discovered at Burton Bradstock, Dorset, United Kingdom.
100% Genuine Fossil Specimen – All of our fossils are authentic and come with a Certificate of Authenticity.
Exact Specimen Shown – The photos provided are of the actual fossil you will receive.
Scale for Reference – Scale rule squares/cube = 1cm. Please see photos for full sizing.
Geological & Scientific Details:
- Fossil Type: Ammonite (extinct marine mollusc, related to squid and octopus).
- Species: Bradfordia (Ambylyoxyites) amblys.
- Order: Ammonitida.
- Superfamily: Stephanoceratoidea.
- Family: Stephanoceratidae.
- Geological Period: Jurassic.
- Stage/Age: Lower Bajocian (approx. 170 – 168 million years ago).
- Locality: Burton Bradstock, Dorset, UK.
Notable Features & Morphology:
- Shell Form: Involute to moderately involute with strong ribbing.
- Ribs: Prominent ribs extend across the whorls, sometimes branching towards the venter.
- Whorl Section: Typically compressed with a rounded venter.
- Size: A rare and sizeable specimen at 4″, making it a fine display fossil.
Depositional Environment:
During the Bajocian, the Burton Bradstock area was part of a shallow marine environment with carbonate-rich sediments. The conditions allowed for excellent preservation of ammonites and other marine fauna within limestone and marl beds.
Scientific & Collecting Importance:
Bradfordia (Ambylyoxyites) amblys is an ammonite species significant for biostratigraphic correlation in the Lower Bajocian. Its distinct morphology, combined with its rarity, makes it valuable both to researchers and collectors of Jurassic ammonites.
Why Buy This Fossil?
- A rare ammonite species from Burton Bradstock, Dorset.
- Excellent preservation with diagnostic ribbing.
- Ideal for collectors of Jurassic ammonites, Bajocian material, or UK fossil specimens.
- Supplied with a Certificate of Authenticity guaranteeing its provenance.
All of our fossils are responsibly sourced, carefully prepared, and chosen for quality.






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