Rare: Acanthopleuroceras maugenesti Fossil Ammonite – Lower Pliensbachian, Lower Jurassic, Calvados France – Genuine + COA
£ 48.00
A rare and scientifically significant Acanthopleuroceras maugenesti Fossil
Ammonite, from the Lower Pliensbachian Stage of the Lower Jurassic, collected in Calvados, Normandy, France. This ammonite is an excellent representative of the genus Acanthopleuroceras, recognised for its distinctive ribbing and shell morphology. The specimen shown in the photographs is the exact one you will receive and comes with a Certificate of Authenticity.Fossil Type & Species:
• Type: Ammonite (extinct marine cephalopod)
• Species: Acanthopleuroceras maugenesti
• Order: Ammonitida
• Superfamily: Eoderoceratoidea
• Family: DactylioceratidaeGeological Context:
• Period: Jurassic
• Epoch/Stage: Lower Jurassic – Lower Pliensbachian (approx. 190.8 to 189 million years ago)
• Biozone: Associated with the Maugenesti Subzone within the Jamesoni Zone, an important index horizon in the Lower Pliensbachian
• Formation: Lower Lias Group
• Depositional Environment: Marine shelf with alternating marls and limestones, excellent for preserving ammonitesLocality:
• Region: Calvados, Normandy, FranceMorphology & Features:
• Evolute shell with relatively wide umbilicus
• Strong ribbing, often bifurcating from the umbilical shoulder and continuing across the venter
• Distinctive whorl section and ornamentation, typical of Acanthopleuroceras
• Excellent preservation of diagnostic featuresScientific Notes:
• Acanthopleuroceras maugenesti was first described by d’Orbigny (1844), a pioneering French palaeontologist
• This species is an important zonal ammonite for defining Lower Pliensbachian sequences in NW EuropeNotable Details:
• Rare French ammonite with strong ribbing and excellent preservation
• 100% genuine, natural specimen with no restoration
• Scale Reference: Each square or cube in the photo = 1cm. Please check the images for accurate sizingAuthenticity & Guarantee: All of our fossils are 100% genuine, responsibly sourced, and professionally curated. Each specimen is supplied with a Certificate of Authenticity. The fossil you see is the exact one you will receive. This Acanthopleuroceras maugenesti ammonite is a rare and scientifically valuable fossil from the Lower Jurassic of Normandy – perfect for collectors, researchers, or display.
Ammonite, from the Lower Pliensbachian Stage of the Lower Jurassic, collected in Calvados, Normandy, France. This ammonite is an excellent representative of the genus Acanthopleuroceras, recognised for its distinctive ribbing and shell morphology. The specimen shown in the photographs is the exact one you will receive and comes with a Certificate of Authenticity.Fossil Type & Species:
• Type: Ammonite (extinct marine cephalopod)
• Species: Acanthopleuroceras maugenesti
• Order: Ammonitida
• Superfamily: Eoderoceratoidea
• Family: DactylioceratidaeGeological Context:
• Period: Jurassic
• Epoch/Stage: Lower Jurassic – Lower Pliensbachian (approx. 190.8 to 189 million years ago)
• Biozone: Associated with the Maugenesti Subzone within the Jamesoni Zone, an important index horizon in the Lower Pliensbachian
• Formation: Lower Lias Group
• Depositional Environment: Marine shelf with alternating marls and limestones, excellent for preserving ammonitesLocality:
• Region: Calvados, Normandy, FranceMorphology & Features:
• Evolute shell with relatively wide umbilicus
• Strong ribbing, often bifurcating from the umbilical shoulder and continuing across the venter
• Distinctive whorl section and ornamentation, typical of Acanthopleuroceras
• Excellent preservation of diagnostic featuresScientific Notes:
• Acanthopleuroceras maugenesti was first described by d’Orbigny (1844), a pioneering French palaeontologist
• This species is an important zonal ammonite for defining Lower Pliensbachian sequences in NW EuropeNotable Details:
• Rare French ammonite with strong ribbing and excellent preservation
• 100% genuine, natural specimen with no restoration
• Scale Reference: Each square or cube in the photo = 1cm. Please check the images for accurate sizingAuthenticity & Guarantee: All of our fossils are 100% genuine, responsibly sourced, and professionally curated. Each specimen is supplied with a Certificate of Authenticity. The fossil you see is the exact one you will receive. This Acanthopleuroceras maugenesti ammonite is a rare and scientifically valuable fossil from the Lower Jurassic of Normandy – perfect for collectors, researchers, or display.
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