UK Ammonite Hoploscaphites IF-UKA-17-001Hoploscaphites brevis with Baculites compressus Pierre Formation Upper Cretaceous (Campanian) Pennington County, South Dakota Seen here is an excellent example of the macroconch form of H. brevis. The specimen has the original shell, and it has some red iridescent on the living chamber. Some of the sutures are visible on the phragmocone. This specimen has very well defined nodes typical of the species. It is complete all the way to the aperture. The