Description
Witchellia pinguis Ammonite Fossil – Bajocian, Somerset, UK
This genuine Witchellia pinguis ammonite fossil is a carefully chosen specimen from the Inferior Oolite Group at Bruton, Cole Syncline, Somerset, UK. Dating to the Bajocian Stage of the Jurassic Period, this fossil represents an attractive and scientifically interesting British ammonite from a classic Middle Jurassic marine deposit. The photograph shows the actual specimen you will receive, making this an excellent choice for fossil collectors, natural history enthusiasts, geology students, educational displays, and anyone interested in authentic UK Jurassic fossils.
Genuine Fossil with Certificate of Authenticity
This fossil is a genuine specimen and includes a Certificate of Authenticity lifetime guarantee generic card. It has been selected as an individual natural history piece, with full sizing shown in the photo. The specimen is supplied exactly as pictured, allowing buyers to view the preservation, shell form, surface texture, ribbing, matrix, and natural character of the actual ammonite being offered.
Species and Fossil Type
Witchellia pinguis is an ammonite, an extinct marine cephalopod related to modern squid, cuttlefish, and nautilus. Ammonites are among the most recognisable and collectable fossils from the Jurassic Period, valued for their coiled shells, chambered internal structure, and importance in dating sedimentary rocks. The genus Witchellia is especially associated with Bajocian ammonite faunas and is well known from parts of the Inferior Oolite succession.
Witchellia ammonites typically show a planispiral coiled shell with ribbed ornamentation and whorl features that may vary through growth stages. In life, the animal would have occupied the outer body chamber, while the inner chambers of the shell helped regulate buoyancy in the ancient sea. This combination of natural spiral form, visible shell detail, and geological significance makes Witchellia a desirable genus for collectors of British Jurassic ammonites.
Geology and Age
This specimen comes from the Inferior Oolite Group, a famous Jurassic rock sequence exposed across parts of southern and western England. The Inferior Oolite was deposited during the Bajocian Stage, around 170 million years ago, when areas of what are now Somerset and Dorset lay beneath warm, shallow marine seas. These environments supported a rich ecosystem of ammonites, belemnites, bivalves, brachiopods, gastropods, echinoids, crinoids, and other marine invertebrates.
The Bajocian is an important stage for ammonite biostratigraphy. Ammonites evolved rapidly and were widely distributed in Jurassic seas, making them especially useful for dating and correlating rock layers. A Witchellia pinguis ammonite from the Inferior Oolite Group therefore has strong palaeontological appeal, combining decorative fossil form with genuine scientific interest.
Locality – Bruton, Cole Syncline, Somerset
Bruton in Somerset lies within a region known for important Jurassic geology, including strata linked to the Inferior Oolite Group. The Cole Syncline is a geological structure associated with folded and preserved Jurassic rocks in the area, helping to expose fossil-bearing beds that record ancient marine conditions. Fossils from named inland localities such as Bruton are desirable because they preserve clear provenance and represent a different part of Britain’s Jurassic fossil record from the more familiar coastal exposures.
The Somerset locality gives this ammonite strong regional interest, especially for collectors of British ammonites, Inferior Oolite fossils, Bajocian specimens, and Jurassic material from southwest England. Its connection to Bruton and the Cole Syncline adds extra geological context, making it suitable for both display and educational use.
Scientific and Collectable Interest
This Witchellia pinguis ammonite is a collectable British Jurassic fossil with excellent display and study value. Its named species, Inferior Oolite Group provenance, Bajocian age, Somerset locality, and genuine fossil authenticity make it suitable for a specialist fossil collection, natural history cabinet, educational geology set, museum-style display, or thoughtful gift for a fossil enthusiast.
Ammonites remain one of the most popular fossil groups because they combine natural beauty with scientific importance. Their elegant spiral shells are instantly recognisable, while their use as index fossils makes them essential to understanding Jurassic stratigraphy. This specimen represents a marine animal that lived in warm Jurassic seas millions of years ago, preserved through burial, mineralisation, and long-term geological processes.
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