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415 Million-Year-Old Fish Fossil Suggests That Humans Don't Share a Common Ancestor With Sharks, Claim Researchers
The fish was labeled Janusiscus after the double-faced Roman god Janus. Researchers chose this name because of the 'two-face' nature of the creature. In 1972 when it was first discovered ...
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Ancient fossil could change the evolutionary theory of fish origins
Described online in the journal Nature, the fossil fish, Janusiscus schultzei, could help researchers flesh out portions of the ancient fish family tree.