- Origin: South Dakota, USA
- Size of the fossil: L60cm, H10cm, D10cm
- Size with stand: L60cm, H57cm, 10cm
- Weight of the fossil: 7.10 Kg
- Weight with stand: 9.65 Kg
- Description: This is a nearly complete fossil Baculites ammonite from South Dakota. This specimen offers an excellent view of the leaf-like suture lines on the shell of this Baculites as well as some natural fracturing. Considering the size of this specimen, this speciment is very rare. Mounted on a handmade stand.
- Additional information: Baculites, genus of extinct cephalopods (animals related to the modern squid, octopus, and nautilus) found as fossils in Late Cretaceous marine rocks (formed from 99.6 million to 65.5 million years ago). Baculites, restricted to a narrow time range, is an excellent guide or index fossil for Late Cretaceous time and rocks. The distinctive shell begins with a tightly coiled portion that becomes straight in form, with a complex ammonite sutural pattern.