Elasmosaurids probably ate small fish and marine invertebrates, seizing them with their long teeth, and may have used gastroliths (stomach stones) to help digest their food. Elasmosaurus is known from …

May 8, 2025 · Elasmosaurus was one of the largest plesiosaurs, reaching lengths of up to 50 feet. Elasmosaurus was discovered in Kansas and contributed to the famous Bone Wars among …

Elasmosaurus was among the largest plesiosaurs of the Mesozoic Era, measuring nearly 50 feet long. Despite this, it was still no match for the heaviest members of the ichthyosaur, pliosaur, and …

May 27, 2024 · Elasmosaurus is a genus of extinct elasmosaurid plesiosaurs—large, ocean-dwelling marine reptiles best known for their extremely long necks and paddle-like limbs.

Elasmosaurus was a long-necked, carnivorous marine reptile from the Late Cretaceous period, living around 80–77 million years ago in what is now Kansas. It was the longest member of the …

The Elasmosaurus, a long-necked plesiosaur that once roamed the prehistoric seas, became a subject of fascination and study. Edward Drinker Cope, a prominent figure in the field, was instrumental in …

The late evolution of plesiosaurs was marked by a great increase in size. For example, Elasmosaurus, a plesiosaurid, had as many as 76 vertebrae in its neck alone and reached a length of about 13 metres …

Jan 4, 2026 · Elasmosaurus may have disappeared from our planet’s waters 66 million years ago, but in the annals of evolutionary history and in our collective fascination with prehistoric life, these …

The first named elasmosaur was Elasmosaurus platyurus from the Late Cretaceous (Campanian stage, about 83.6 million to 72.1 million years ago).

May 4, 2022 · Elasmosaurus was a genus of Plesiosauria that lived around 80.5 million years ago. It is believed that their population went extinct around 65 million years ago during the …