Elasmo: The Life and Times of Long Dead Sharks - Provides information on the extinct and extant elasmobranch teeth. Ancient Sharks - A detailed look at the evolutionary history of sharks and Shark-like fishes from the Shark Attacks website. Black River Fossils - Extensive database of collecting activities of amateurs who search for fossil shark teeth and other fossils in the United States. Phatfossils - Provides photographs of fossils of sharks and other animals collected over several years by three fossil hunters on the east coast of the United States. Fossil Sharks and Rays from the Cretaceous of The Netherlands - Information and images of primarily Maastrichtian shark and ray fossil taxa. Includes discussions of collecting localities and links to other resources. Megalodon: Hunting the Hunter  - Article by Mark Renz on Carcharodon megalodon and its phylogeny. Meg, We Hardly Knew Ye  - Article by Mark Renz on the massive Carcharodon megalodon and what can be deduced about its lifestyle from the scanty evidence of fossil teeth and a few vertebrae. Johan SharkTooth - Photographs of a collection of shark teeth and other beach-fossils from Belgium and the Netherlands.