noun
- plural of elasmosaurus; large marine reptiles from the Cretaceous period with extremely long necks, four flippers, and a small head
Usage: paleontology; plural form
Examples
- Elasmosauruses were among the largest marine reptiles that ever lived.
- The fossil record shows that elasmosauruses dominated the oceans during the Late Cretaceous.
- Scientists study elasmosauruses to understand the diversity of prehistoric marine life.
- The long necks of elasmosauruses allowed them to hunt fish in shallow waters.
- Museum exhibits often feature skeletal reconstructions of elasmosauruses.