Paleontology
epub |eng | 2020-06-01 | Author:Mark Hallett

FIGURE 5.12. Jaguar footprints in a cave. A few sheltered caves in the midwestern United States and in central Europe have beautifully preserved footprints of large ice-age pantherins like jaguars ...
( Category: Cats, Lions & Tigers July 14,2020 )
mobi |eng | 2008-01-01 | Author:Peter D. Ward

A SHORT FERRY RIDE FROM SEATTLE LIES AN UPSCALE COMMUTER HAVEN called Bainbridge Island. Each morning thousands of suits take the 30-minute ride from suburbia to downtown offices and then ...
( Category: Paleontology July 7,2020 )
mobi |eng | 2007-11-21 | Author:Donald R. Prothero [Prothero, Donald R.]

Figure 8.1. A typical assortment of planktonic microfossils from a deep-sea core. Each is about the size of a pinhead or smaller, and many thousands are found in every cubic ...
( Category: Paleobiology July 1,2020 )
epub |eng | | Author:Meltzer, David J.

WHAT FEEDS AND WHAT CURES, WHAT HURTS AND WHAT KILLS Having made it this far, the first Americans had already figured out fire, shelter, and clothing. Once here, they needed ...
( Category: Paleontology June 7,2020 )
epub |eng | 2018-08-23 | Author:Mark P Witton [Witton, Mark P]

Fig. 7.11 The relationship between extra-oral coverings and tooth size in living and fossil animals. Blue lines shows extent of lip tissues. (A-C) Extinct species typically restored with exposed dentition. ...
( Category: Paleontology May 12,2020 )
epub |eng | 2020-03-14 | Author:Mark P. Witton;

Cretoxyrhina and Pteranodon (Cretaceous) WE TEND TO PORTRAY THE MESOZOIC ERA AS THE TIME OF GREAT sea reptiles—ichthyosaurs, plesiosaurs, mosasaurs, and so on. While there is little doubt that these ...
( Category: Paleozoology March 30,2020 )
epub |eng | | Author:Kenneth Carpenter

Figure 10.2. Edward Drinker Cope’s vision of the “spoonbill dinosaur” as explained to Charles R. Knight, with a kangaroo-like squat and a gooselike head. After Ballou (1897). A few months ...
( Category: Paleontology March 27,2020 )
epub |eng | | Author:Weishampel, David B.

TWENTY-ONE Pachycephalosauria TERESA MARYASKA RALPH E. CHAPMAN DAVID B. WEISHAMPEL Pachycephalosauria, often called dome-headed or thick-headed dinosaurs, is a group of bipedal ornithischians with thickened bones of the skull roof. ...
( Category: Geology March 25,2020 )
epub |eng | 2017-03-20 | Author:Anthony J. Martin

Here we have an instance of that inability to sum up the effects of a continually recurrent cause, which has often retarded the progress of science, as formerly in the ...
( Category: Dinosaurs March 21,2020 )
epub |eng | 2013-03-16 | Author:Walter Alvarez

The crater of doom. A view of the immense crater after sunlight had returned to the Earth. The impactor struck, and the crater was formed, on the north coast of ...
( Category: Geology March 17,2020 )
epub |eng | | Author:Klein, Nicole.;Sander, Martin;Gee, Carole T.;Remes, Kristian.;

FIGURE 9.4 SEM micrograph using BSE of secondary osteons in a cross section of an Apatosaurus sp. sample (BYU 601-17328) from the Morrison Formation, USA (femur, 158.0 cm; Klein & ...
( Category: Paleontology March 11,2020 )
epub |eng | | Author:Thomas Defler

( Category: Natural Resources March 10,2020 )
epub |eng | | Author:Robert L. Carlton

Lessemsaurus a genus of early sauropodomorph dinosaurs, placed tentatively in the family Lessemsauridae with Antetonitrus and Ingentia. Known from vertebrae, a scapula, and limb bones, Lessemsaurus is estimated at 30 ...
( Category: Botany March 10,2020 )
mobi, epub |eng | 2018-07-09 | Author:Peter Ward

* * * effect on fish stocks, since these habitats are breeding grounds for many important species. The seas are also the final resting places of most anthropogenic pollution. River ...
( Category: Paleontology March 2,2020 )
epub |eng | 2019-07-15 | Author:Donald R. Prothero

FOR FURTHER READING Carpenter, Kenneth, and Peter Larson. Tyrannosaurus Rex, the Tyrant King. Bloomington: Indiana University Press, 2008. Colbert, Edwin. Men and Dinosaurs: The Search in the Field and in ...
( Category: Fossils March 1,2020 )