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Fossil of Clypeaster bowersi the San Diego Natural History Museum, California Fossil of Clypeaster insignis at the San Diego County Fair, California Fossil of Clypeaster portentosus at the Museo Arqueológico Municipal de Cartagena
The Caribbean sand dollar or inflated sea biscuit, Clypeaster rosaceus, is thicker in height than most. In Spanish-speaking areas of the Americas, the sand dollar is most often known as galleta de mar (sea cookie ); the translated term is often encountered in English.
Clypeaster rosaceus, the fat sea biscuit, [2] is a species of sea urchin in the family Clypeasteridae. It occurs in shallow water in the western Atlantic Ocean and was first scientifically described in 1758 by Carl Linnaeus .
Fossils of microbes, sea sponges, insects, sharks, early amphibians and mammals have been discovered in the rocks around the state, representing over 1 billion years of life on Earth.
Clypeaster reticulatus, the reticulated sea biscuit, is a species of sea urchin in the family Clypeasteridae. This species was first scientifically described in 1758 by Carl Linnaeus . It lives on the sandy seabed of shallow seas, semi-immersed in the sediment.
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A rare fossil has provided a snapshot of what was an exceptionally unlucky day for a prehistoric sea cow. The now-extinct species of dugong, a manatee-like marine mammal, was swimming in the sea ...
Seabiscuit (May 23, 1933 – May 17, 1947) was a champion thoroughbred racehorse in the United States who became the top money-winning racehorse up to the 1940s. He beat the 1937 Triple Crown winner, War Admiral, by four lengths in a two-horse special at Pimlico and was voted American Horse of the Year for 1938.