Hoploscaphites

Hoploscaphites is an extinct ammonite genus from the Upper Cretaceous, included in the family Scaphitidae.
Morphology.
It is considered by some to be a subgenus of "Scaphites". Like "Scaphites" the shell of "Hoploscaphites" is involute with the final whorl projecting forward and curved back on itself. Shells vary from compressed to inflated with convex sides. Tubercles normally present may be sparse or absent.
Distribution.
Fossils of "Hoploscaphites" have been found in Antarctica, Austria, Belgium, Bulgaria, Canada (Alberta, Saskatchewan), Chile, Denmark, France, Germany, Greenland, India, the Netherlands, Turkmenistan, Ukraine and the United States (Arkansas, Colorado, Delaware, Kansas, New Jersey, New Mexico, North Dakota, South Dakota, Texas, Wyoming).
Species.
A number of species have been described in the genus: