![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/60/Hurdia_victoria_pair.jpg/100px-Hurdia_victoria_pair.jpg)
- ... that multiple Leptocleidus skeletons have been found preserved as gemstone quality opal over the course of the history of plesiosaur research?
- ... that fossils of the extinct bivalve family Praenuculidae have been found on every continent except Antarctica?
- ... that the discovery of the fossil of Shenshou, a squirrel-like early mammal from the Tiaojishan Formation, pushed the origin of mammals back to the Late Triassic, 220 million to 200 million years ago?
- ... that the extinct ant-like stone beetle Kachinus, found in Cretaceous amber, is similar in appearance to the modern genus Paraneseuthia?
- ... that the clawless lobster Tricarina is known from a single fossil, obtained from an oil well 3,852 m (12,638 ft) below ground in western Iran?