29 Specimen Results

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Phylum

Echinodermata (6)

Order

Euomphalina (3)

Fenestrida (12)

Spiraculata (6)

Class

Cephalopoda (1)

Stenolaemata (12)

Family

Calymenidae (2)

Fenestellidae (12)

Pachypleuridae (1)

Pentremitidae (6)

Platyceratidae (3)

Genus

Archimedes (12)

Flexicalymene (1)

Pachypleurosaurus (1)

Pentremites (6)

Rhineoderma (3)

Spinaptychus (1)

has media

Has no media (15)

Individual/Organization

Sternberg, G.F. (19)

Walker, M.V. (3)

Augustena College (1)

Miller, H.W. (2)

Zakrzewski, R.J. (1)

Knobloch, W.J. (3)

Period

Mississippian (18)

Formation

Member

Country

United States of America (29)

County

Rock Island (1)