Ammonite (Conlinoceras tarrantense)
Bob Campbell Geology Museum 95 million years old; Formation: Woodbine Formation; Donated: Shawn Hamm.
Ammonite (Desmoceras sp.)
Bob Campbell Geology Museum 110 million years old; Donated: H. Abercrombie.
Ammonite (Didymoceras sp.)
Bob Campbell Geology Museum 73 million years old; Formation: Pierre Shale.
Ammonite (Eopachydiscus marcianus)
Bob Campbell Geology Museum 100 million years old; Formation: Duck Creek Limestone; Donated: Mr. and Mrs. Alvin Gosnell.
Ammonite (Hamites maximus)
Bob Campbell Geology Museum 100 million years old; Formation: Gault Clay Formation.
Ammonite (Mortaniceras equidistans)
Bob Campbell Geology Museum 100 million years old; Formation: Duck Creek Limestone; Donated: Mr. and Mrs. Alvin Gosnell.
Ammonite (Placenticeras sp.)
Bob Campbell Geology Museum 70 million years old; Formation: Bearpaw Shale.
Ammonite (Rhaeboceras sp.)
Bob Campbell Geology Museum 69 million years old; Formation: Bearpaw Shale.
Ammonite (Sphenodiscus lenticularis)
Bob Campbell Geology Museum 67 million years old; Formation: Fox Hills Sandstone.
Anomia argentariam, 13 unassociated right and left valves
Bob Campbell Geology Museum Formation: Peedee Formation.
Anomoeodus phaseolus, partial palatal tooth
Bob Campbell Geology Museum Formation: Peedee Formation.
Architectonica voragiformis, incomplete steinkern
Bob Campbell Geology Museum Formation: Peedee Formation.