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6 Specimen Results
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Class:
Demospongea
Class:
Pteraspidomorpha
Filter by
Phylum
Chordata (1)
Porifera (5)
Order
(1)
Astrapidiformes (1)
Chaetetida (4)
Family
Astraspididae (1)
Astylospongiidae (1)
Chaetetidae (4)
Genus
Astraspis (1)
Astylospongia (1)
Chaetetes (4)
Individual/Organization
Zakrzewski, R.J. (1)
Wooster, L.C. (5)
Kopper, M.T. (4)
Bonner, O.W. (1)
Period
Ordovician (6)
Formation
Harding (1)
Country
United States of America (6)
State/Province
Colorado (1)
Ohio (4)
Wisconsin (1)
County
Freemont (1)
Hamilton (4)
Rock (1)