Ichthyosaur Vertebra Fossil Type:Fragment The specimen in the Mini

The specimen in the Mini Museum is a fragment from a brick recovered during the 1948-1952 renovation and expansion of the White House

These particular arrowheads are made from bronze and feature a trilobate design

high-pressure compressor vane

this Dendraster is a window into the ocean's past

the Romans relied more and more on auxiliary military forces

Ichthyosaur Vertebra Fossil Type:Fragment The specimen in the MiniAbove: Front of the Specimen Card Ichthyosaurs were marine reptiles with streamlined bodies, no neck, and smooth heads. They were air breathing creatures with two nostrils situated far back on the top of the head, generally similar in shape to a modern porpoise. Ichthyosaurs likely fed on fish using their numerous sharp teeth and enormous eyes to locate prey in deep water. Most abundant and diverse during the Triassic and Jurassic Periods, their