Hoploscaphites cheyennensis Age: Cretaceous Formation: Fox Hills Formation Location: South Dakota Size: Ammonite is 3.4 inches long Price:$149.00
This is a beautiful ammonite fossil. It is a colorful Hoploscaphites cheyennensis from the Cretaceous of South Dakota. This type of ammonite has numerous ribs and many distinct large nodes. The keel is quite flat, with a row of prominent nodes on both sides. This ammonite is very 3-dimensionally preserved and exhibits fine detail. The large cephalopod is extremely inflated and 3-D, and the reddish-brown iridescent nacre is beautifully displayed. The ammonites are wonderfully preserved in a natural base of concretionary matrix. This is a very collectible Hoploscaphites cheyennensis from the Fox Hills Formation.
A Certificate of Authenticity from EXTINCTIONS is included with this specimen.