There are 2 matches

Collection Authorizer Collection name Reference
20407J. Alroy Little Sioux (Lower) Irvingtonian - Cenozoic 6 - Iowa Eshelman and Hager (1984)
20408J. Alroy Little Sioux (Upper) Irvingtonian - Cenozoic 6 - Iowa Eshelman and Hager (1984)

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