There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 24963 | M. Foote | 'Costistricklandia' castellana-Eospirifer Community, eastern Iowa Telychian - Silurian 1 - Iowa | Witzke and Johnson (1999) |
| 25019 | M. Foote | Hedeina-Gypidulid Community, upper Scotch Grove Fm., eastern Iowa Wenlock - Silurian 2 - Iowa | Witzke and Johnson (1999) |
| 26768 | M. Foote | Hagnocrinus-Luxocrinus Assoc., Welton Member, Eastern Iowa Telychian/Sheinwoodian - Silurian 1-2 - Iowa | Frest et al. (1999) |