6 agos 90056427 año aC - first xiphactinus fossil discovered/identified
Descripción:
the first xiphactinus fossil was discovered to be 90-100 million years old by Dr. George Maxey
http://geography.unt.edu/faculty-spotlight-spotlight/unt-display-fossil-giant-prehistoric-fish-found-denton-county-resident
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fecha:
6 agos 90056427 año aC
Ahora mismo
~ 5883516 years ago
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