Description
Hildoceras bifrons Fossil Ammonite
This listing features a Hildoceras bifrons fossil ammonite associated with the Upper Lias of the Lower Jurassic and the Runswick Bay area near Whitby, North Yorkshire. It is a natural geological specimen for fossil collectors, ammonite enthusiasts, geology students and anyone interested in the palaeontology of Yorkshire.
Identification and Geological Context
Hildoceras bifrons is an ammonite identification from the Lower Jurassic. Ammonites were extinct marine cephalopods with chambered shells, and their fossils are valued for their distinctive coiled forms and importance in understanding ancient marine environments and Jurassic geological history. The Upper Lias is a well-known Lower Jurassic geological interval, and Yorkshire is internationally recognised for its rich fossil-bearing coastal geology.
This specimen is identified as Hildoceras bifrons and is associated with Runswick Bay, Whitby, North Yorkshire. Its identification makes it an appealing addition to collections focused on Jurassic fossils, British geology, ammonites or Yorkshire natural history. The fossil can also provide an attractive educational conversation piece for displaying the relationship between palaeontology, stratigraphy and the ancient marine environments represented by Jurassic rocks.
Collection and Authenticity
From the Alice Purnell Collection
This Fossil is a genuine specimen and Includes a Certificate of Authenticity lifetime guarantee generic card.
The included certificate wording provides an authenticity guarantee for the fossil specimen. It is suitable for collectors who value documented presentation and for gifting to anyone with an interest in fossils, ammonites or the geological heritage of northern England.
Photographs and Sizing
The photograph shows the actual specimen you will receive.
Full sizing is shown in the photographs. Please study the photographs carefully for the specimen’s presentation and visual details, as the images form an important part of the listing information. The photographed fossil is the individual supplied with this listing rather than a representative example.
Display and Collector Appeal
A Hildoceras bifrons ammonite fossil can be displayed in a dedicated fossil cabinet, geological collection, study area or educational setting. Its association with the Upper Lias, Lower Jurassic and Runswick Bay gives it strong regional and geological interest, while the Hildoceras bifrons identification adds specific palaeontological appeal beyond a generic ammonite specimen.
This Yorkshire fossil is suited to collectors building a British fossil collection, enthusiasts researching Jurassic ammonites, and buyers looking for a distinctive natural history gift connected with Whitby and North Yorkshire. It may also complement collections of stratigraphic specimens, marine fossils and Lower Jurassic material.







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