Stephanoceras daubenyi Fossil Ammonite, Lower Bajocian Jurassic, BRUTON Somerset UK – Genuine Specimen with COA

Description Available is a beautifully preserved and rare Stephanoceras daubenyi fossil ammonite, discovered near Bruton, Somerset, United Kingdom, from the Lower Bajocian Stage of the Middle Jurassic Period. This exceptional specimen is a classic representative of British Jurassic ammonite fauna. Taxonomic Classification: Genus: Stephanoceras Species: daubenyi Order: Ammonitida Superfamily: Stephanoceratoidea Family: Stephanoceratidae First formally described in the 19th century, the species is notable for its importance in British Jurassic stratigraphy. Geological Context: Stage: Lower Bajocian (Middle Jurassic) Age: Approximately 170–168 million years old Locality: Bruton, Somerset, UK Depositional Environment: Shallow marine setting, with calcareous mudstones and oolitic limestones typical of the Bajocian sequences in Wessex Basin Biozone: Stephanoceras humphriesianum Zone (subject to local variation) Morphological Features: Strongly ribbed shell with prominent, bifurcating ribs that radiate across the flanks Evolute coiling, exposing most of the inner whorls Thick, sturdy whorls and a broad, rounded venter May include well-preserved suture lines and tuberculate ornamentation Notable Information: Stephanoceras daubenyi is used extensively in biostratigraphy to correlate Bajocian marine strata across Europe These ammonites were fast-swimming predators in Jurassic seas, and their fossils are important indicators of ancient marine conditions Fossils from Bruton are especially prized due to the quality of limestone preservation in the region The listing includes clear photographs of the actual specimen, with a 1cm square cube shown for size reference. This fossil has been carefully selected for its scientific, visual, and historical importance. Authenticity Guaranteed: All of our fossils are 100% genuine specimens and include a Certificate of Authenticity. Perfect for collectors, educational use, or as a standout display piece. Please review the images for condition and size. A superb opportunity to acquire a piece of Jurassic paleontological history from one of Somerset’s most iconic fossil localities.