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3 Specimen Results
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Class:
Pterobranchia
Class:
Pteraspidomorpha
FHSM IP-1531
Graptolithina (Bronn, 1849)
Formation:
Rogers Gap
Period(Early):
Ordovician
FHSM IP-2182
Dendrograptus
(Hall, 1858)
Formation:
St. Lawrence
Period(Early):
Cambrian
FHSM VP-2212
Astraspis
(Walcott, 1892)
Formation:
Harding
Period(Early):
Ordovician
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Astraspis (1)
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Miller, H.W. (1)
Zakrzewski, R.J. (1)
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