Patystrophia ponderosa, brachiopods in matrix
Bob Campbell Geology Museum Formation: McMillan Formation.
Ambonychia sp., limestone with impression/ mussel shell
Bob Campbell Geology Museum Formation: McMillan Formation.
Caritodens demissa, limestone with partial valves, vental portion is preserved/numerous brachiopod shells
Bob Campbell Geology Museum Formation: McMillan Formation; Mt. Auburn member.
Brittle star (Ophiuroidea sp.)
Bob Campbell Geology Museum 450 million years old; Formation: Kataoua Formation.
Rafinesquina aff. ponderosa, isolated valves in matrix
Bob Campbell Geology Museum Formation: Cincinnatian Series.
Grewingkia canadensis, large rugose coral, embedded in limestone
Bob Campbell Geology Museum Formation: McMillan Formation.
Chain coral (Halysites sp.)
Bob Campbell Geology Museum 440 million year old; Formation: Allan Bay Formation; Donated: Jody Tinsley.
Trilobite (Isotelus gigas)
Bob Campbell Geology Museum 460 million years old; Formation: Magouketa Formation.
Platystrophia clarkensis, articulated specimen
Bob Campbell Geology Museum Formation: Bull Fork Formation.
Rafinesquina aff. ponderosa, articulated specimen, brachial and pedicle valves
Bob Campbell Geology Museum Formation: Cincinnatian Series.
Strophomena sp., pedicle valves in matrix
Bob Campbell Geology Museum Formation: McMillan Formation.
Cyclomera inflatum, limestone filled calcite replaced shell
Bob Campbell Geology Museum Formation: Fairview Formation.
Patystrophia ponderosa, brachiopods in matrix
Bob Campbell Geology Museum Formation: McMillan Formation.
Streptelasma sp., three incomplete corals, elongated, narrow and sharply tapering
Bob Campbell Geology Museum Formation: Whitewood Formation.
Grewingkia canadensis, limestone fragment with two rugose corals
Bob Campbell Geology Museum Formation: McMillan Formation.
Flexicalymene sp., spongy, fosetious limestone
Bob Campbell Geology Museum Formation: Latonia Formation.