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Individual/Organization:
Bonner, O.W.
Individual/Organization:
Zakrzewski, R.J.
FHSM VP-2177
Squalicorax falcatus
(Agassiz, 1843)
Formation:
Graneros
Period(Early):
Cretaceous
FHSM VP-2212
Astraspis
(Walcott, 1892)
Formation:
Harding
Period(Early):
Ordovician
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