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8 Specimen Results
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Formation:
Greenhorn
Family:
Collignoniceratidae
State/Province:
Kansas
County:
Russell
Country:
United States of America
Filter by
Phylum
Mollusca (8)
Order
Ammonitida (8)
Class
Cephalopoda (8)
Genus
Collignoniceras (8)
Individual/Organization
Walker, M.V. (1)
Miller, H.W. (3)
Bratton, K. (2)
Saddler (2)
Brinkley, D. (2)
Period
Cretaceous (8)
Formation
Greenhorn (8)
Member
Jetmore (5)
Pfeifer (3)