UK Ammonite Menuites IF-UKA-16-006 Dinosaur Bones including highly detailed imprints of

including highly detailed imprints of soft bodied organisms such as sea jellies

Upper Cretaceous (Campanian)

Fossils include insects

algal boundstone and calcareous silty claystone

UK Ammonite Menuites IF-UKA-16-006 Dinosaur Bones including highly detailed imprints ofMenuites portlocki complexus Pierre Formation Upper Cretaceous (Campanian) Lyman County, South Dakota This is a wonderful example of this rare genus. It is the macroconch form and has very well preserved original shell. In several spots the shell is thin, and the suture pattern can be seen. The ammonite is 7 inches across. This specimen has no repair or restoration. The genus Menuites shows the varied differences between macroconch and the microconch.