Approximately 50 million years ago, at the beginning of the Eocene Epoch, frigatebirds swooped above the waves of Fossil Lake, a vast, expansive lake that once occupied today's semi-arid, sagebrush and greasewood region of Wyoming's Fossil Basin. At least 15 genera of fish swam in the lake, including paddlefish, stingrays, gar, pike, trout-perch and the abundant herring Knightia, Wyoming's state fossil.
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Approximately 50 million years ago, at the beginning of the Eocene Epoch, frigatebirds swooped above the waves of Fossil Lake, a vast, expansive lake that once occupied today's semi-arid, sagebrush and greasewood region of Wyoming's Fossil Basin. At least 15 genera of fish swam in the lake, including paddlefish, stingrays, gar, pike, trout-perch and the abundant herring Knightia, Wyoming's state fossil.
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Add this copy of Fossil Butte National Monument Geologic Resources to cart. $12.87, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2013 by Createspace Independent Publishing Platform.
Add this copy of Fossil Butte National Monument Geologic Resources to cart. $38.10, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2013 by CreateSpace Independent Publis.
Add this copy of Fossil Butte National Monument Geologic Resources to cart. $69.24, new condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2013 by CreateSpace Independent Publis.