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Changing Paleoclimates and Mass Extinctions part of SERC Web Resource Collection

This article provides a model for climatic change and relates climatic cycles with major extinction events in the history of the Earth. It discusses the mechanisms behind modern climate zones ...
Focus on the Cretaceous: Paleontology, Climate
Resource Type: Scientific Resources:Overview/Reference Work

North American Orogenies part of SERC Web Resource Collection

This web-site contains files showing simple cross sections of one or more states in selected North American orogenies (mountain building events). Major structures, elements, and rock units are shown. ...
Focus on the Cretaceous: Paleogeography, Magmatism, Tectonics
Resource Type: Scientific Resources:Collection, Overview/Reference Work, Audio/Visual:Images/Illustrations

The Cretaceous Period part of SERC Web Resource Collection

This resource discusses notable facts about the Cretaceous Period, the last portion of the "Age of Dinosaurs". The site covers Ceratopsians, such as the Tricerotops. It includes sections on ...
Focus on the Cretaceous: Climate, Paleontology, Stratigraphy
Resource Type: Scientific Resources:Overview/Reference Work

Introduction to Pterasauria: The Flying Reptiles part of SERC Web Resource Collection

This site is a general introduction to pterosaurs. Ranging from the size of a sparrow to the size of an airplane, the pterosaurs (Greek for "wing lizards") ruled the skies in the Jurassic ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Overview/Reference Work, Audio/Visual:Images/Illustrations

Ornithomimidae (Bird Mimics): The Ostrich-Like Dinosaurs part of SERC Web Resource Collection

This site describes the Ornithomimids, a distinctive group of theropod dinosaurs who show a good example of convergent evolution with the ratite birds, such as ostriches. They were not as closely ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Overview/Reference Work

Are Birds Really Dinosaurs? part of SERC Web Resource Collection

Evidence presented on this site is overwhelmingly in favor of birds being the descendants of a maniraptoran dinosaur, probably something similar (but not identical) to a small dromaeosaur. Dr. ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Opinion, Overview/Reference Work

The Tyrant Lizards: The Tyrannosauridae part of SERC Web Resource Collection

This site describes a group of huge carnivores that must have tyrannically ruled the land during the Cretaceous period. They are known as Tyrannosauridae. Members of this group are listed, including ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Overview/Reference Work

The Troodontidae: Smartest of the Non-Avian Dinosaurs? part of SERC Web Resource Collection

This site describes the Troodontidae, a small group (maybe five different species) of very rare and hence poorly known maniraptorans. They are only known from a few incomplete specimens from the ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Overview/Reference Work

Walking With Dinosaurs part of SERC Web Resource Collection

Part of the British Broadcasting Corporation (BBC) learning series, this website contains dinosaur information, games, interviews with scientists, and virtual tours. The Chronology section discusses ...
Focus on the Cretaceous: Paleontology
Resource Type: Activities, Audio/Visual:Images/Illustrations, Scientific Resources:Overview/Reference Work

Bacteria: Fossil Record part of SERC Web Resource Collection

This description of the fossil record of bacteria focuses on one particular group of bacteria, the cyanobacteria or blue-green algae, which have left a fossil record that extends far back into the ...
Focus on the Cretaceous: Paleontology
Resource Type: Scientific Resources:Overview/Reference Work