There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 25019 | M. Foote | Hedeina-Gypidulid Community, upper Scotch Grove Fm., eastern Iowa Wenlock - Silurian 2 - Iowa | Witzke and Johnson (1999) |
| 26763 | M. Foote | Bolicrinus-Theleproktocrinus Assoc., Farmers Creek Mbr., East-Central Iowa Telychian - Silurian 1 - Iowa | Frest et al. (1999) |