The Hell Creek Formation is an intensively studied division of mostly Upper Cretaceous and some lower Paleocene rocks in North America, named for exposures...

southwestern North Dakota, United States. It is part of the heavily studied Hell Creek Formation, a geological region renowned for many significant fossil discoveries...

Maastrichtian-Danian Hell Creek Formation. Insects from the groups Diptera, Zygoptera, and possibly Hemiphlebiidae have been unearthed in Hell Creek in amber. Fossils...

is the nickname given to a fossil about 11.78 m (38 ft) long found in Hell Creek Formation, South Dakota, close to Buffalo in 1987 by Stan Sacrison, who...

Mountains in New York. He purchased a sawmill on what is now known as Hell Creek in 1841. In addition to the sawmill, Reeves purchased 1,000 acres (400 ha)...

found in western North America, particularly the late Maastrichtian-age Hell Creek Formation of Montana. Comparison with the older Judith River Formation...

Hell Creek Recreation Area is a public recreation area managed by the Little Shell Tribe of Chippewa Indians of Montana occupying 337 acres (136 ha) on...

eastern Wyoming in 1900. Brown found another partial skeleton in the Hell Creek Formation in Montana in 1902, comprising approximately 34 fossilized bones...

Hell Creek Formation with a possible species of Troodon from the Lance Formation. One species of unknown coelurosaur is known from teeth in the Hell Creek...

Hell Roaring Creek is a fast-running creek in southern Montana. The creek flows from Brower's Spring, which is considered the ultimate source of the Missouri...