Fossils for Sale - High-quality BRITISH and WORLDWIDE Fossils. An impressive selection of fossils, including Ammonites, Trilobites, Belemnites, Fossil Fish, Fossil Shark Teeth, Fossilised Insects in Amber, Dinosaurs, and Reptiles. UK Fossils was formed in 1988 and collects and preps our own fossils in the heart of the Jurassic Coast, collecting fossils from Lyme Regis, Charmouth and Somerset. Our passion for fossils is reflected in our carefully curated collection, which includes some of the rarest and most unique specimens available.

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Cadoceras Sublaeve Ammonite Fossil Lower Callovian Jurassic Ashton Keynes UK – Alice Purnell Collection

Original price was: £18.00.Current price is: £14.40.

Available for purchase is a genuine and well-preserved Cadoceras sublaeve ammonite fossil, dating to the Lower Callovian stage of the Middle Jurassic, approximately 166 to 164 million years ago. This specimen originates from the Kellaways Clay of Ashton Keynes/Dorset, United Kingdom — a locality known for yielding fine marine fossils from the Jurassic seas that once covered southern England.

Cadoceras is a genus of extinct ammonite cephalopods belonging to the family Cadoceratidae. C. sublaeve is notable for its compressed, involute shell and fine ribbing, making it both scientifically important and visually appealing. Ammonites like these are key biostratigraphic markers and represent an essential part of Jurassic marine ecosystems.

This carefully selected specimen comes from the well-known Alice Purnell Collection, trusted by fossil enthusiasts and collectors for its high-quality, authentic pieces. The photo shows the exact fossil you will receive, with visible scale (1cm rule/cube) provided for reference.

Geological and Species Information:

  • Species: Cadoceras sublaeve
  • Type: Ammonite (extinct marine cephalopod)
  • Geological Age: Middle Jurassic – Lower Callovian Stage
  • Formation: Kellaways Clay
  • Location: Ashton Keynes / Dorset, United Kingdom

Key Features:

  • 100% genuine fossil – includes a Certificate of Authenticity
  • Well-preserved ammonite with distinctive shell morphology
  • Sourced from the Alice Purnell Collection
  • Ideal for collectors, educational displays, or gifts
  • Scale rule / cube = 1cm – please refer to the photo for full sizing

Cadoceras sublaeve is a desirable species for any serious fossil collector or educator. Its age, rarity, and condition make it a meaningful piece of natural history.

Add this authentic Callovian ammonite fossil to your collection today—a beautifully preserved specimen from the ancient Jurassic seas of Britain.

(Actual as seen)

Only 1 left in stock

SKU: AF2052 Category:

Description

Fossil Identification

This listing is for a Cadoceras sublaeve ammonite fossil, identified as Lower Callovian and Jurassic. Cadoceras is an ammonite genus, placing this specimen within the extinct marine cephalopods. Ammonites are widely collected for their scientific importance, distinctive fossil record and connection with the ancient Jurassic seas. Their fossils are valued by collectors, educators and enthusiasts interested in palaeontology, historical geology and the evolution of marine life.

Jurassic Geological Context

The Lower Callovian belongs to the Jurassic Period, a major interval of Earth history known for diverse marine ecosystems and abundant ammonite fossils. Ammonites lived in the ocean and possessed a chambered shell, with the animal occupying the outermost living chamber during growth. As the animal matured, new chambers were added to the shell. These successive growth stages are one reason ammonites are useful in geological research and biostratigraphy.

The identification of Cadoceras sublaeve and the Lower Callovian age provide an important geological context for this fossil. Ammonites can help specialists compare rocks and fossil assemblages from different areas, making identified examples particularly appealing to collectors who value both visual interest and scientific background. This specimen represents a named ammonite fossil from the Jurassic rather than an unspecified shell fragment.

Collection and Location

From the Alice Purnell Collection

The supplied location associated with this item is Ashton Keynes, United Kingdom. This geographical association adds useful context for collectors cataloguing their specimens and for anyone building a focused collection of Jurassic fossils or ammonites. The specimen is suitable for display, educational reference, palaeontology collections and geological study.

Collector Display and Educational Use

A Cadoceras sublaeve ammonite fossil can be displayed as part of a natural history cabinet, fossil shelf, classroom collection or geology-themed interior. It offers an accessible way to explore Jurassic marine life, ammonite evolution and the use of fossils in understanding geological time. The named identification is also useful for collectors who organise specimens by genus, species, geological period or stage.

Please examine the listing photographs carefully for the specimen’s presentation and overall appearance. The photograph shows the actual specimen you will receive. Full sizing is shown in the photographs. This makes the images the best reference for assessing the physical scale and display presence of the individual fossil offered.

Certificate of Authenticity

This Fossil is a genuine specimen and Includes a Certificate of Authenticity lifetime guarantee generic card.

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