Search results
Results From The WOW.Com Content Network
Fossil fruits from the Hell Creek Formation of Spinifructus antiquus of the palm family , closely related to the genus Astrocaryum. The plants of the Hell Creek Formation generally represent angiosperm-dominated riparian forests of variable diversity, depending on stratigraphic position and sedimentary environment.
In Montana, the Hell Creek Formation overlies the Fox Hills Formation. The site of Pompeys Pillar National Monument is a small isolated section of the Hell Creek Formation. In 1966, the Hell Creek Fossil Area was designated as a National Natural Landmark by the National Park Service.
The Dueling Dinosaurs or Montana Dueling Dinosaurs is a fossil specimen originating from the Hell Creek Formation of Montana. It consists of the fossilized skeletons of a tyrannosaur (generally considered a juvenile Tyrannosaurus rex ) and a Triceratops horridus entangled with one another and entombed in sandstone.
Hell Creek fauna; Trierarchuncus in light pink Trierarchuncus represents one of the few known alvarezsaurids from North America. [ 5 ] [ 2 ] [ 1 ] At 66 million years old, it is the youngest known alvarezsaurid and is one of the youngest non-avian dinosaurs in general, like its contemporaries Tyrannosaurus and Triceratops .
The Hell Creek Formation is a well-known and much-studied fossil-bearing formation (geological region) of mostly Upper Cretaceous and some lower Paleocene rock that stretches across portions of Montana, North Dakota, South Dakota, and Wyoming in North America.
The remains of a brow horn suggested that the fossil was a large Triceratops, [3] one of the most common dinosaurs found in the Hell Creek Formation. [4] The remains were scattered over an area of 100 square metres. [5] The fossil's excavation was completed by August 2015. [6] The skeleton is over 60% complete, with a skull that is 75% complete ...
This list of fossil sites is a worldwide list of localities known well for the presence of fossils. Some entries in this list are notable for a single, unique find, while others are notable for the large number of fossils found there.
The Eoneophron fossil material was discovered in sediments of the Hell Creek Formation in Meade County, South Dakota, United States. The specimen, which consists of a partial right hindlimb, was prepared and initially listed for commercial sale before being purchased in 2020 for $5,000 by Kyle Atkins-Weltman.