Dinosauria

Elangatoolithidae fossil dinosaur eggs, from China. Exhibit in the Academy of Natural Sciences, 1900 Benjamin Franklin Parkway, Philadelphia, Pennsylvania, USA. Photography was permitted in this area of the museum without restrictions.

Fossil specimen of Ornithomimus sp. (TMP 1995.110.1), Royal Tyrrell Museum. This specimen was recovered from the middle Dinosaur Park Formation of Alberta, Canada.

Chasmosaurus belli ROM 843, Royal Tyrrell Museum of Paleontology. Late Cretaceous 75-74.5 millions years ago. Found at Dinosaur Provincial Park, Alberta, and prepared at the Royal Tyrrell Museum of Paleontology, Drumheller, Alberta.

Chasmosaurus belli ROM 843, Royal Tyrrell Museum of Paleontology. Late Cretaceous 75-74.5 millions years ago. Found at Dinosaur Provincial Park, Alberta, and prepared at the Royal Tyrrell Museum of Paleontology, Drumheller, Alberta.

Taken at the Minnosota Science Museum: Dinosaurs and Fossils Gallery. Creative Commons licensed photo by ideonexus.com. Please feel free to take and reuse for any purpose.

Taken at the Minnosota Science Museum: Dinosaurs and Fossils Gallery. Creative Commons licensed photo by ideonexus.com. Please feel free to take and reuse for any purpose.

Plesioplatecarpus planifrons mounted skeleton in the Rocky Mountain Dinosaur Resource Center in Woodland Park, Colorado

Plesioplatecarpus planifrons mounted skeleton in the Rocky Mountain Dinosaur Resource Center in Woodland Park, Colorado

Montage of six dinosaur fossils: (clockwise from top left) Deinonychus antirrhopus, Buitreraptor gonzalezorum, Velociraptor mongoliensis, Microraptor gui, Halszkaraptor escuilliei, and Zhenyuanlong suni. This is a collection of six different works already found in Wikimedia Commons: File:Deinonychus FMNH.jpg File:Buitreraptor FMNH.jpg File:Velociraptor Wyoming Dinosaur Center.jpg File:MicroraptorGui-PaleozoologicalMuseumOfChina-May23-08.jpg File:Halszkaraptor escuilliei.jpg File:Zhenyuanlong.jpg All of them are either under a free license already in Wikimedia Commons or in the public domain

Montage of six dinosaur fossils: (clockwise from top left) Deinonychus antirrhopus, Buitreraptor gonzalezorum, Velociraptor mongoliensis, Microraptor gui, Halszkaraptor escuilliei, and Zhenyuanlong suni. This is a collection of six different works already found in Wikimedia Commons: File:Deinonychus FMNH.jpg File:Buitreraptor FMNH.jpg File:Velociraptor Wyoming Dinosaur Center.jpg File:MicroraptorGui-PaleozoologicalMuseumOfChina-May23-08.jpg File:Halszkaraptor escuilliei.jpg File:Zhenyuanlong.jpg All of them are either under a free license already in Wikimedia Commons or in the public domain

Montage of six dinosaur fossils: (clockwise from top left) Deinonychus antirrhopus, Buitreraptor gonzalezorum, Velociraptor mongoliensis, Microraptor gui, Halszkaraptor escuilliei, and Zhenyuanlong suni. This is a collection of six different works already found in Wikimedia Commons: File:Deinonychus FMNH.jpg File:Buitreraptor FMNH.jpg File:Velociraptor Wyoming Dinosaur Center.jpg File:MicroraptorGui-PaleozoologicalMuseumOfChina-May23-08.jpg File:Halszkaraptor escuilliei.jpg File:Zhenyuanlong.jpg All of them are either under a free license already in Wikimedia Commons or in the public domain

Uses https://commons.wikimedia.org/wiki/File:Dromaeosaurus_in_Canadian_Museum_of_Nature.jpg File:Alaskan_troodont_Perot_Museum.jpg File:Unenlagia_fossils.jpg File:Talos_sampsoni.png https://en.wikipedia.org/wiki/File:Velociraptor_Wyoming_Dinosaur_Center.jpg https://en.wikipedia.org/wiki/Saurornitholestes File:Buitreraptor-Deinonychus.jpg File:Dakotaraptor_lateral_Wiki.jpg

Six examplar sauropods (top to bottom): Patagotitan at the Field Museum of Natural History, Barosaurus at the American Museum of Natural History, Giraffatitan at the Museum fur Naturkunde, Omeisaurus tianfuensis at the Zigong Dinosaur Museum, Shunosaurus, and Amargasaurus

Six examplar sauropods (top to bottom): Patagotitan at the Field Museum of Natural History, Barosaurus at the American Museum of Natural History, Giraffatitan at the Museum fur Naturkunde, Omeisaurus tianfuensis at the Zigong Dinosaur Museum, Shunosaurus, and Amargasaurus

Six maniraptoran dinosaurs (top to bottom): the Zamyn Khondt oviraptorosaur, Sinornithosaurus, the Alaskan troodontid, Patagonykus, a short-tailed albatross, Nothronychus

Fossil bone of Procerosaurus exogyrarum, possible dinosaur from the Czech Republic. National Museum, Prague (2007).