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Monday, 21 January 2019

Fossilized slime of 100-million-year-old hagfish shakes up vertebrate family tree

Paleontologists have discovered the first detailed fossil of a hagfish, the slimy, eel-like carrion feeders of the ocean. The 100-million-year-old fossil helps answer questions about when these ancient, jawless fish branched off the evolutionary tree from the lineage that gave rise to modern-day jawed vertebrates, including bony fish and humans.

from All Top News -- ScienceDaily http://bit.ly/2FExG3t

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