fossils

Puzzling parasite makes rare appearance as fossil

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Vasika
Udurawane

Lead Writer
A parasite so bizarre that scientists still cannot agree on how it evolved and who it’s related to has turned up in a 425 million-year-old fossil still clamped to its host.
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http://sulc.us/oga7y
http://www.eartharchives.org/articles/puzzling-parasite-makes-rare-appearance-as-fossil/