Georgalis of the Polish Academy of Sciences gives this poetic description of the newly discovered Terastiodontosaurus ...

marcelosanchezi was probably a specialized predator of snails, using brute force to crush ... unprecedented size and the global climate of the Eocene epoch, which was notably warmer than today.

Clark’s primary work focused on the Eocene Green River Formation in Utah and the Eocene/Oligocene White River Group in South Dakota and Colorado. His most notable contribution is a complete skeleton ...