More than 230 million years ago, long before giant dinosaurs thundered across Earth, a chicken-sized creature walked near the ...

A multi-institution investigation in China has introduced the world to Archaeocursor asiaticus, and the research suggests an earlier dispersal event of ornithischians from Gondwana to Laurasia ...

After years of debate many lines of evidence now favor the idea that the present continents were once assembled into two great land masses: Gondwanaland in the south, Laurasia in the north ...

Laurasia, the northern half, broke up into North America and Eurasia. Gondwana, the southern half, began to break up by the mid-Jurassic. The eastern portion—Antarctica, Madagascar, India ...

Began to break up during the Jurassic, split into Laurasia and Gondwanaland. Cretaceous - appearance of angiosperms, establishment in mid-latitudes while Northern Laurasia and Southern Gondwana ...