Dinosaurs

• Trexler found hadrosaur remains west of Choteau, Montana
  Choteau, Montana
  Choteau is a city in and the county seat of Teton County, Montana, United States. It lies along U.S. Routes 89 and 287 about east of the Rocky Mountains, near Flathead National Forest, the Rocky Mountain Division of Lewis and Clark National Forest, and Glacier National Park. The population was...
  
   in Two Medicine Formation
  Two Medicine Formation
  The Two Medicine Formation is a geologic formation, or rock body, that was deposited between 83.5 ± 0.7 Ma to 70.6 ± 0.6 Ma , during Campanian time, and is located in northwestern Montana...
  
   strata.

Newly named dinosaurs

Name	Status	Authors		Notes	Images
Fulengia Fulengia Fulengia is the name given to a genus of dinosaur from the Early Jurassic. It was a prosauropod or other basal sauropodomorph. Its fossils were found in China....	Nomen dubium Nomen dubium In zoological nomenclature, a nomen dubium is a scientific name that is of unknown or doubtful application... . Possible synonym of Lufengosaurus Lufengosaurus Lufengosaurus is a genus of prosauropod dinosaur which lived during the Early Jurassic period in what is now southwestern China.-Discovery and species:... .	Carroll	Peter Galton Peter Galton Peter M. Galton is a British vertebrate paleontologist working in America, who has to date written or co-written about a hundred papers in scientific journals or chapters in paleontology textbooks, especially on ornithischian and prosauropod dinosaurs.With Robert Bakker in a joint article...
Opisthocoelicaudia Opisthocoelicaudia Opisthocoelicaudia was 12-metre-long sauropod dinosaur of the Late Cretaceous Period discovered in Mongolia in 1965 by Polish and Mongolian scientists in what is now the Gobi Desert...	Valid taxon	Borsuk-Bialynicka
Othnielia Othnielia Othnielia is a genus of ornithischian dinosaur, named after its original describer, Professor Othniel Charles Marsh, an American paleontologist of the 19th century...	Valid taxon	Peter Galton Peter Galton Peter M. Galton is a British vertebrate paleontologist working in America, who has to date written or co-written about a hundred papers in scientific journals or chapters in paleontology textbooks, especially on ornithischian and prosauropod dinosaurs.With Robert Bakker in a joint article...
Piveteausaurus Piveteausaurus Piveteausaurus is a genus of theropod dinosaur known from a partial skull discovered in the Middle Jurassic Marnes de Dives formation of Calvados, in northern France.-History and description:...	Valid taxon	Philippe Taquet Philippe Taquet Philippe Taquet is a French paleontologist who specializes in dinosaur systematics of finds primarily in northern Africa.He is a member of the French Academy of Sciences since November 30, 2004...	Welles
Saichania Saichania Saichania is a genus of ankylosaurid dinosaur from the Late Cretaceous period. It was found in the Barun Goyot Formation at Khulsan in the Nemegt Basin, southern Mongolia. It lived during the Campanian. The type species is Saichania chulsanensis.Saichania was described by Teresa Maryańska in 1977,...	Valid taxon	Teresa Maryańska Teresa Maryanska Teresa Maryańska is a Polish paleontologist who has specialized in Mongolian dinosaurs, particularly pachycephalosaurians and ankylosaurians. A member of the 1964, 1965, 1970, and 1971 Polish–Mongolian expeditions to the Gobi Desert, she has described many finds from these rocks, often with...
"Shanshanosaurus"	Junior synonym of Tarbosaurus Tarbosaurus Tarbosaurus is a genus of tyrannosaurid theropod dinosaur that flourished in Asia about 70 million years ago, at the end of the Late Cretaceous Period. Fossils have been recovered in Mongolia, with more fragmentary remains found further afield in parts of China. Although many species have been... .	Dong Zhiming Dong Zhiming Dong Zhiming , from the Institute of Vertebrate Paleontology and Paleoanthropology in Beijing, is one of China's leading paleontologists. He began working at the IVPP in 1962, learning from Yang Zhongjian who was director at the time...
Tarchia Tarchia Tarchia is a genus of ankylosaurid dinosaur from the late Cretaceous of Mongolia. It is currently the geologically youngest known of all the Asian ankylosaurid dinosaurs and is represented by five or more specimens, including two complete skulls and one nearly complete postcranial skeleton...	Valid taxon	Teresa Maryańska Teresa Maryanska Teresa Maryańska is a Polish paleontologist who has specialized in Mongolian dinosaurs, particularly pachycephalosaurians and ankylosaurians. A member of the 1964, 1965, 1970, and 1971 Polish–Mongolian expeditions to the Gobi Desert, she has described many finds from these rocks, often with...
Tuojiangosaurus Tuojiangosaurus Tuojiangosaurus is a genus of stegosaurid dinosaur from the Late Jurassic Period, recovered from the Upper Shaximiao Formation of what is now Sichuan Province in China. Physically similar to the North American Stegosaurus, Tuojiangosaurus is the best understood of the Chinese stegosaurids...	Valid taxon	Dong Zhiming Dong Zhiming Dong Zhiming , from the Institute of Vertebrate Paleontology and Paleoanthropology in Beijing, is one of China's leading paleontologists. He began working at the IVPP in 1962, learning from Yang Zhongjian who was director at the time... Li X. M.	Zhou S. Zhang Y. H.
Valdosaurus Valdosaurus Valdosaurus is a genus of bipedal herbivorous iguanodont ornithopod dinosaur found on the Isle of Wight and elsewhere in England. It lived during the Early Cretaceous.-Discovery and naming:...	Valid taxon	Peter Galton Peter Galton Peter M. Galton is a British vertebrate paleontologist working in America, who has to date written or co-written about a hundred papers in scientific journals or chapters in paleontology textbooks, especially on ornithischian and prosauropod dinosaurs.With Robert Bakker in a joint article...
Wannanosaurus Wannanosaurus Wannanosaurus is a genus of basal pachycephalosaurian dinosaur from the Campanian-age Upper Cretaceous Xiaoyan Formation, about 80 million years ago in what is now Anhui, China...	Valid taxon	Hou
"Yezosaurus"	Nomen nudum Nomen nudum The phrase nomen nudum is a Latin term, meaning "naked name", used in taxonomy... . Non-dinosaurian marine reptile Marine reptile Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semi-aquatic life in a marine environment.The earliest marine reptiles arose in the Permian period during the Paleozoic era... .	Obata	Muramoto

New taxa

Non-mammalian

Angiospermae

Name	Status	Authors	Age	Unit	Location	Notes	Images
Nelumbo aureavallis Nelumbo aureavallis Nelumbo aureavallis is an extinct species of flowering plant in the lotus family known from Ypresian age Eocene fossils found in western North Dakota, USA.The species was described from two leaf specimens with reference to four others...	Valid	Hickey	Ypresian Ypresian In the geologic timescale the Ypresian is the oldest age or lowest stratigraphic stage of the Eocene. It spans the time between and , is preceded by the Thanetian age and is followed by the Eocene Lutetian age....	Camels Butte Member, Golden Valley Formation	North Dakota North Dakota North Dakota is a state located in the Midwestern region of the United States of America, along the Canadian border. The state is bordered by Canada to the north, Minnesota to the east, South Dakota to the south and Montana to the west. North Dakota is the 19th-largest state by area in the U.S.... , USA	United States
Peltandra primaeva Peltandra primaeva Peltandra primaeva is an extinct species of monocot in the Araceae family known from a Ypresian age Eocene fossil found in western North Dakota, USA....	Valid	Hickey	Ypresian Ypresian In the geologic timescale the Ypresian is the oldest age or lowest stratigraphic stage of the Eocene. It spans the time between and , is preceded by the Thanetian age and is followed by the Eocene Lutetian age....	Camels Butte Member, Golden Valley Formation	North Dakota North Dakota North Dakota is a state located in the Midwestern region of the United States of America, along the Canadian border. The state is bordered by Canada to the north, Minnesota to the east, South Dakota to the south and Montana to the west. North Dakota is the 19th-largest state by area in the U.S.... , USA	United States

Pinophyta

Name	Status	Authors	Age	Unit	Location	Notes	Images
Pinus peregrinus Pinus peregrinus Pinus peregrinus is an extinct species of pine in the Pinaceae family known from Clarkforkian age Paleocene fossils found in western North Dakota, USA....	Valid	Hickey	Clarkforkian Clarkforkian The Clarkforkian North American Stage on the geologic timescale is the North American faunal stage according to the North American Land Mammal Ages chronology , typically set from 56,800,000 to 55,400,000 years BP lasting . It is usually considered to be within the Paleocene, more specifically the...	Bear Den Member, Golden Valley Formation	North Dakota North Dakota North Dakota is a state located in the Midwestern region of the United States of America, along the Canadian border. The state is bordered by Canada to the north, Minnesota to the east, South Dakota to the south and Montana to the west. North Dakota is the 19th-largest state by area in the U.S.... , USA	United States