Description
Vascoceras polymorphum Fossil Ammonite
Geological Age: Lower Turonian, Late Cretaceous (~93.9 to 89.8 million years ago)
Location Found: Goulmima region, Morocco
Fossil Type: Ammonite (Extinct Marine Cephalopod)
Species: Vascoceras polymorphum
Order: Ammonitida
Superfamily: Acanthoceratoidea
Family: Vascoceratidae
Specimen Overview:
This fossil is a genuine specimen of Vascoceras polymorphum, an extinct ammonite species from the Lower Turonian stage of the Late Cretaceous. Collected from the fossiliferous marine deposits of Morocco, this piece represents a classic example of Cretaceous ammonite diversity and morphology.
The photo shows the actual specimen for sale. A 1cm scale cube is included in the image for accurate size reference. Please refer to the image for complete preservation and detail.
Geological Context & Depositional Environment:
During the Lower Turonian, Morocco was submerged beneath a warm epicontinental sea. This marine environment, connected to the Tethys Ocean, supported a wide range of invertebrate life. Calcareous sedimentation in the region led to the exceptional fossil preservation found in areas like Goulmima and Asfla.
Vascoceras polymorphum is an important zonal species used in global biostratigraphy to help define the early Turonian sequences. Its presence helps correlate marine layers across North Africa and the wider Tethyan realm.
Morphology & Notable Features:
Vascoceras polymorphum is characterised by its thick, involute shell with broad, rounded whorls. It displays strong, widely spaced ribs and faint tubercles on the ventrolateral shoulders. The venter is often slightly arched and smooth.
These features made Vascoceras a relatively fast-swimming predator in the marine ecosystems of the Cretaceous. The genus is known for its morphological variability (hence “polymorphum”), making specimens especially interesting for collectors and researchers.
Authenticity & Guarantee:
All of our fossils are 100% genuine and come with a Certificate of Authenticity. This ammonite has been carefully selected and professionally prepared to ensure its quality and long-term preservation.
Perfect For:
- Fossil and ammonite collectors
- Stratigraphic and biostratigraphic research
- Educational and museum-grade displays
- Natural décor and unique gifts
Add a scientifically significant and visually striking Vascoceras polymorphum ammonite to your collection—an authentic piece of Cretaceous marine history from the fossil-rich beds of Morocco.






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