The Cretaceous period started with the assembly of two major continents from the supercontinent, Pangaea. Gondwana in the south and Laurasia in the north. The Tethys seaway, together with the ...

For decades, paleontologists believed dinosaurs got their start in the southern half of the supercontinent Pangaea—Gondwana—then took millions of years to reach the north, known as Laurasia.

When the supercontinent Pangaea split into the northern continent Laurasia and the southern continent Gondwana approximately 195 million years ago, the ocean plate was formerly the seafloor of ...

before dispersing to the south of Gondwana and to Laurasia, the northern supercontinent that gave rise to Europe, Asia, and North America. Laurasia (Laurentia, Baltica, and Siberia) forming the ...

The ocean plate was once the seafloor of Neotethys — an ocean that formed when the supercontinent Pangaea broke up into a northern continent, Laurasia, and a southern continent, Gondwana about ...

Paleontologists were generally on the same page about how dinosaurs spread throughout Pangea ... southern part (Gondwana) of the supercontinent and headed to the northern half (Laurasia) over ...

Pangea, around 230 million years ago. This region was known as Gondwana, and dinosaurs dwelled there for millions of years before pushing toward the northern region of Laurasia 6 million years to 10 ...

The widely accepted belief is that dinosaurs first originated on Gondwana, the southern portion of the ancient supercontinent Pangea. For millions of years, their existence was thought to be confined ...

For years, scientists believed that dinosaurs first emerged in Gondwana—the southern portion of the ancient supercontinent Pangea—before migrating north to Laurasia. Oldest dinosaur in America?

The mainstream view contends that the reptiles emerged first on the southern portion of the prehistoric supercontinent Pangea ... Gondwana, before spreading to the northern part, known as Laurasia ...