Ammonite (Agoniatites sp.)
Bob Campbell Geology Museum 350 million years old; Donated: H. Abercrombie.
Theodossia hungerfordi, articulated valves
Bob Campbell Geology Museum Formation: Cerro Gordo Shale.
Nervostrophia sp., articulated specimen
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Cyrtospirifer whitneyi, articulated valves
Bob Campbell Geology Museum Formation: Cerro Gordo Shale.
Trilobite (Dicranurus monstrosus)
Bob Campbell Geology Museum 380 million years old; Formation: Megrane Formation.
Cyrtina inulata, two articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Spinatrypa sp., seven articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Sulcatostrophia sp., brachiopods in matrix
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Cyrtina iowensis, three articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Sulcatostrophia camerata, two articulated speciments
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Strophonelloides deeringi, two articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Hebertella sp., two articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Heliophyllum (Heliophyllum sp.) silicified section of solitary horn coal
Bob Campbell Geology Museum
Douvellina sp., six isolated pedicle valves
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Clam, five clamsteinkerns rep. 2-3 taxa.
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Gypidula sp., 19 isolated valves (mostly pedicle)
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Snail (Gastropod), two incomplete bellerophontid snails
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Trilobite (Philonyx sp.)
Bob Campbell Geology Museum 380 million years old; Formation: Hamar Laghdad Formation.
Orthoceras sp.
Bob Campbell Geology Museum Donated: Mr. Robert J. Schabilion; In memory: Betty L. Newton Curator.
Clam, seven clam steinkerns - rep:2-3 laxa
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Heterophrentis sp., short, curving conical corals
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Devonoprouctus vulgaris, two limestone frags. with shells
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Horn coral (Helicophyllum sp.)
Bob Campbell Geology Museum 425 million years old; Formation: Jeffersonville Limestone.
Tabulate coral (Syringopora sp.)
Bob Campbell Geology Museum 425 million years old; Formation: Jeffersonville Limestone.
Tabulate coral (Aulopora sp.)
Bob Campbell Geology Museum 425 million years old; Formation: Jeffersonville Limestone.
Heterophrentis sp., short, cuning conical corals
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Pseudoatrypa devoniana, one pedicle valve, two articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Grunewaldtia americana, 12 isolated valves and articulated shells
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Productella sp., 15 articulated shells and isolated valves
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Devonoprouctus vulgaris, isolated pedicle valves in limestone frags
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Gypidula sp., two articulated shells, twp pedicle valves
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Zaphrentis sp., three incomplete corals, conical, wide cir. calyx
Bob Campbell Geology Museum Formation: Citronelle Formation.
Nervostrophia sp., nine isolated valves, some in limestone
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Pseudoatrypa (Atrypa) devoniana, 11 articulated specimens and isolated valves
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Sulcatostrophia camerata, seven isolated pedicle valves, one articulated shell
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Mediospirifer (Brachyspiriter) audaculus, two articulated specimens
Bob Campbell Geology Museum Formation: Moscow Formation; Windom Sh. Mbr.
Cyrtospirifer cf. plicatus, 11 articulated specimens and isolated valves
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Gastropod, partial snail that is high-spired and loosely coiled
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Straparolus sp., two incomplete steinkerns and one snail shell
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Arachnocrinus sp., partial articulated arms of a crinoid calys.
Bob Campbell Geology Museum Formation: Onandaga Limestone.
Snail (Gastropod), portion of gastropod partially exposed in fragment of limestone
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Cyrtospirifer cf. plicatus, eight isolated valves and two articulated specimens
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Platyceras sp., three small steinkerns representing internal casts of the shell
Bob Campbell Geology Museum Formation: Lime Creek Formation.
Favosites canadensis, massive colony with long, narrow, closely packed corallites
Bob Campbell Geology Museum Formation: Onandaga Limestone; Nedrow mem.
Heliophyllum halli, eight schitary corallites, conical with pronounced horiz. wrinkles
Bob Campbell Geology Museum Formation: Moscow Formatin; Moscow fm.