Fuciniceras compressum Fossil Ammonite – Pliensbachian Jurassic – Aveyron France – Genuine Fossil with Certificate

Description This listing is for a genuine Fuciniceras compressum fossil ammonite from the Pliensbachian stage of the Jurassic period, found in Tournados, Aveyron, France. This specimen offers classic coiling and well-preserved ribbing typical of the genus. The photo shows the actual fossil you will receive, and the scale cube = 1cm gives accurate size reference—please refer to the images for full dimensions. Species & Classification: Species: Fuciniceras compressum Genus: Fuciniceras Type: Fossil Ammonite Order: Ammonitida Superfamily: Eoderoceratoidea Family: Eoderoceratidae Phylum: Mollusca Class: Cephalopoda Geological & Stratigraphic Context: Period: Jurassic Stage: Lower Jurassic – Pliensbachian Biozone: Typically associated with the Margaritatus Zone (if confirmed by matrix and fauna) Formation: Marine sedimentary limestone or marl typical of this region Locality: Tournados, Aveyron, France Depositional Environment: Shallow marine basin with good conditions for cephalopod preservation; rich in calcareous mud and bioclastic sediments Morphological Features: Compressed shell with moderately involute coiling Prominent, evenly spaced ribs extending radially Rounded venter, lacking a keel in many specimens Excellent preservation of diagnostic features including growth lines Notable Facts: Fuciniceras compressum is a key index fossil used for dating Lower Jurassic Pliensbachian deposits in Europe Specimens from Aveyron are particularly appreciated for their fine detail and matrix preservation An important genus within Eoderoceratidae, often used in regional biostratigraphy Why Buy From Us? 100% authentic fossil, responsibly sourced Includes a Certificate of Authenticity You will receive the exact specimen shown in the photo Perfect for collectors, educators, and fossil enthusiasts alike This authentic Fuciniceras compressum fossil ammonite from the Lower Jurassic of Aveyron, France is both scientifically significant and visually striking, making it a valuable addition to any fossil collection or educational display.