Arizonasaurus Side Profile 3D illustration - Arizonasaurus was a sailback carnivorous archosaur that lived in Arizona North America in the Triassic Period.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐
根据原文第二段" European settlers who newly arrived in the wilds of North America had a very different view of this top predator(食肉动物).Influenced by the terrifying tales of killer wolves,they immediately set to work wiping them out,and very nearly succeeded in the case of red and ...
The Newark Supergroup of Eastern North America consists of rocks judged to range in age from early Middle Triassic through late Early Jurassic. Dating is principally based on the recognition of seven palynological zones correlated with t... B Cornet,PE Olsen 被引量: 92发表: 1985年 Anatomically ...
A Triassic Lagerstatte from eastern North America. Nature (Lond.) 380: 615Ð 619.FRASER, N. C., GRIMALDI, D. A., OLSEN, P. E. & AXSMITH, B. (1996): A Triassic Lagerstatte from eastern North America. - Nature, 380: 615-619....
About 225 million years ago (in the upper Triassic period), the first small dinosaurs, descendants of theropods, made their appearance in Pangea, just as the continents began to separate. During the next 150 million years, proto-North America drifted continually northward from the equator, undergo...
The reconstructed paleogeographic pattern of the NCC is in some ways similar to the modern South America. In fact, the topography of both continents is given by mountain ranges on one side of the continent and rivers that flow along the sloping terrain across the continent towards the ocean on...
Go to a simple version (just the image). AllosaurusThe biggest meat-eating dinosaur from the late Jurassic period. American Black BearA large, black to brown bear. American BuffaloThe American Buffalo (actually a bison) is the heaviest land animal in North America. American Cocker SpanielA ...
Again, as previously noted, an excellent book about sea turtles is "Voyage of the Turtle - in Pursuit of the Earth's Last Dinosaurs", by Carl Safina, Owl Books, 2007. FISH Click the above link to a list of marine fish of eastern North America: 560 species Sharks' Teeth ___ NC ...
The Cenozoic landscape evolution in southwestern North America is ascribed to crustal isostasy, dynamic topography, or lithosphere tectonics, but their relative contributions remain controversial. Here we reconstruct landscape history since the late Eoce
The eastern Beausset Syncline and Toulon Belt, in the southern France, represents the easternmost remnant of the Pyrenean Apto-Albian Rift System and of the Pyrenean-Provençal orogen (Late Cretaceous-Eocene). Detailed structural and stratigraphic fiel