There are 11 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 525 | A. Miller | Coral-Algal community, McDevitt Quarry, Hopkinton Dolomite Llandovery - Silurian 1 - Iowa | Johnson (1980) |
| 25019 | M. Foote | Hedeina-Gypidulid Community, upper Scotch Grove Fm., eastern Iowa Wenlock - Silurian 2 - Iowa | Witzke and Johnson (1999) |
| 25027 | M. Foote | Pentamerus-Stricklandia Comm., late Aeronian, E Iowa and NW Illinois Aeronian - Silurian 1 - Iowa | Witzke and Johnson (1999) |
| 25029 | M. Foote | Pentamerus oblongus Comm., Picture Rock Member, eastern Iowa Telychian - Silurian 1 - Iowa | Witzke and Johnson (1999) |
| 25039 | M. Foote | Stricklandia lens progressa Community, Sweeney Member, E Iowa and NW Illinois Aeronian - Silurian 1 - Iowa | Witzke and Johnson (1999) |
| 25041 | M. Foote | Tabulate Coral-Lamellar Stromatoporoid Comm., Llandovery, E Iowa and NW Illinois Llandovery - Silurian 1 - Iowa | Witzke and Johnson (1999) |
| 25044 | M. Foote | Tabulate-Rugose Coral Community, Buck Creek Quarry Member, E. Iowa. Wenlock - Silurian 2 - Iowa | Witzke and Johnson (1999) |
| 26691 | M. Foote | Brockocystis nodosaria-Polytryphocycloides Assoc., Llandovery, Eastern Iowa Rhuddanian/Aeronian - Silurian 1 - Iowa | Frest et al. (1999) |
| 26768 | M. Foote | Hagnocrinus-Luxocrinus Assoc., Welton Member, Eastern Iowa Telychian/Sheinwoodian - Silurian 1-2 - Iowa | Frest et al. (1999) |
| 26769 | M. Foote | Callocystites-Lysocystites Assoc., Lower Welton Member, Eastern Iowa Telychian/Sheinwoodian - Silurian 1-2 - Iowa | Frest et al. (1999) |
| 26812 | M. Foote | Calliocrinus-Petalocrinus mirabilis Assoc., Fawn Creek Mbr., E Iowa Wenlock - Silurian 2 - Iowa | Frest et al. (1999) |