Variation in Belemnites

2012-Dec23-NeohibolitesThe Red Chalk, near Scunthorpe is full of interesting fossils.  These are belemnites which are found to have a number of variations to the basic form  the ones shown represent Neohibolites minimus minimus; Neohibolites minimus rubusta and Neohibolites minimus hastata, which are all found in the same horizons.  These same belemnites are also found in the Red Chalk horizons at Hunstanton, about 90 miles away.  These fossils are of Gault Clay age from the Middle Cretaceous.

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