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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Sigaloceras calloviense Fossil Ammonite Multi Block & Gryphaea Shells

Original price was: £540.00.Current price is: £378.00.

This listing showcases a Sigaloceras calloviense Fossil Ammonites Multi Block from the renowned Kellaways SandLower CallovianJurassic period, approximately 165 million years old. This exceptional specimen was unearthed in Fairford, Gloucestershire, United Kingdom, a classic site for Jurassic marine fossils.

The fossil features a striking multi-block arrangement of Sigaloceras calloviense ammonites, offering a captivating snapshot of ancient marine life. On the reverse side, the fossil block includes Gryphaea shells, often referred to as “devil’s toenails,” adding even more paleontological value to this piece.

This naturally preserved multi-block highlights the beautiful spiral shell patterns characteristic of ammonites, combined with the rough, curved surfaces of Gryphaea shells, making it a perfect display piece for collectors, educators, and museums.

 

Fossil Information:

  • Species: Sigaloceras calloviense (Ammonite) & Gryphaea (Bivalve)
  • Fossil Type: Multi-Block Ammonites with Gryphaea Shells
  • Geological Formation: Kellaways Sand
  • Stratigraphy: Lower Callovian, Jurassic
  • Age: ~165 million years old
  • Location: Fairford, Gloucestershire, United Kingdom
  • Size: Full sizing provided in photos (Scale: 1cm square/cube)
  • Preservation: Excellent natural preservation showcasing ammonite coils and bivalve shell details

 

Key Features:

✔ Multi-block fossil featuring Sigaloceras calloviense ammonites

✔ Includes Gryphaea shells on the reverse side

✔ From the iconic Kellaways Sand, Jurassic England

✔ Museum-grade fossil perfect for collectors and educators

 

Authenticity & Certification:

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

 

Why Buy From Us?

This multi-block ammonite fossil is part of the prestigious Alice Purnell Collection, one of the largest and most respected fossil collections in the world. We specialize in high-quality, museum-grade fossils, ensuring that every piece offers exceptional value for collectors, educators, and researchers.

 

🌊 Add this remarkable Jurassic multi-block fossil to your collection today—complete with ammonites and Gryphaea shells from the ancient seas of Fairford!

(Actual as seen)

Includes a fully hand-signed Premium Certificate of Authenticity.

Only 1 left in stock

Description

Fossil Identification

This listing presents a Sigaloceras calloviense fossil ammonites multi block with Gryphaea shells on the reverse. The specimen combines the named ammonite identification with associated Gryphaea shells, creating an interesting two-sided display piece for fossil collectors, Jurassic enthusiasts and natural history displays. The ammonites and shells provide strong visual interest from different viewing angles, with the Gryphaea material specifically located on the reverse of the block.

Geological Context

The fossil is identified as coming from the Kellaways Sand, Lower Callovian, Jurassic. The Callovian is a Jurassic geological stage, placing this material within the Jurassic Period and providing an important time context for the fossil. Kellaways Sand is the stated geological unit associated with this specimen. These details make the piece suitable for collectors who appreciate not only the appearance of a fossil but also its geological setting and stratigraphic information.

Sigaloceras calloviense is an ammonite identification. Ammonites were extinct marine cephalopods that lived in the ancient seas of the Mesozoic Era. Their coiled shells are among the most recognisable fossils in geology, and ammonite specimens are widely collected for their scientific, educational and decorative appeal. Gryphaea is a fossil bivalve commonly associated with Jurassic marine deposits. The presence of Gryphaea shells on the reverse adds a further element of marine fossil interest to this multi-block specimen.

Collection and Locality

This fossil is from the Alice Purnell Collection. The supplied locality is Fairford, Glouchestershire, United Kingdom. The combination of the named collection, locality and geological identification gives the specimen useful catalogue and display context for a private collection, educational setting or natural history cabinet.

Display and Photograph Information

The item is described as a multi block, allowing the fossil content to be appreciated as part of a larger geological piece rather than as an isolated fragment. The reverse features Gryphaea shells, making both sides relevant when positioning the specimen for display. Full sizing is shown in the photographs.

The photograph shows the actual specimen you will receive.

Authenticity

This Fossil is a genuine specimen and Includes a fully hand-signed Premium Certificate of Authenticity.

A certificate is included with the specimen as stated above. This listing is well suited to collectors seeking a Sigaloceras calloviense fossil, a Jurassic ammonite, a Lower Callovian fossil, Kellaways Sand material, or a multi-block specimen featuring Gryphaea shells on the reverse. It can also serve as an engaging geology teaching aid because it brings together fossil identification, geological stage, formation information, locality and collection history in one tangible piece.

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