Sea lily - crinoid (Forbesiocrinus multibrachiatus)
Bob Campbell Geology Museum 350 million years old; Formation: Edwardsville Formation; Donated: R.S. Campbell.
Delocrinus cf. subhemisphericus, isolated radial
Bob Campbell Geology Museum Formation: Harpersville Formation; Belknap Ls. Mbr.
Crinoid stem coquina (Platycrinus penicillus)
Bob Campbell Geology Museum 330 million years old; Formation: St. Genevieve Formation.
Crinoid (Endelocrinus sp.)
Bob Campbell Geology Museum 287 million years old; Formation: Lecompton Limestone; Donated: Andy Epton.
Crinoid (Jimbacrinus bostoki) sea lily
Bob Campbell Geology Museum 260 million years old; Formation: Cundlego Formation.
Crinoid (Crinoidea), stem fragments
Bob Campbell Geology Museum Formation: Plattsburg Limestone; Member: Spring Hill Limestone.
Delocrinus cf. subhemisphericus, two spinous plates
Bob Campbell Geology Museum Formation: Harpersville Formation; Belknap Ls. Mbr.
Crinoid (Crinoidea), 25 portions of crinoid stems
Bob Campbell Geology Museum Formation: Monteagle Limestone.