Lost World Locked in Stone at Fossil Lake
by Megan Gannon
With just two inhabited buildings and a population of five, Fossil, Wyo., is all but a ghost town today. But as far as ghosts go, the ones at Fossil are pretty remarkable — 50-million-year-old monitor lizards, stingrays and freakishly long-tailed turtles among them.
Fossil showed promise of becoming a train-stop city during America’s westward expansion. The town’s real golden age, however, may have been the early Eocene, when it was covered in a subtropical lake with an incredible diversity of aquatic life, surrounded by lush mountains and active volcanoes…
(read more: Live Science)
Images (Photos by Lance Grande from The Lost World of Fossil Lake: Snapshots from Deep Time, © 2013, published by the University of Chicago Press):
T - This is the most complete skeleton of a so-called dawn horse ever discovered. This specimen of Protorohippus venticolus was much more diminutive than today’s horses, standing less than two feet high at the shoulder, but its long back legs suggest it was a good jumper. Perhaps it was less skilled as a swimmer; researchers aren’t sure how the horse ended up at the bottom of the middle of Fossil Lake but they suspect it drowned, possibly trying to escape a predator.
B - This fossil immortalizes stingray sex of the Eocene. The male and female fat-tailed stingrays (Asterotrygon maloneyi) shown here were likely mating or just about to mate when they were killed, researchers believe.
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