There are 4 matches

Collection Authorizer Collection name Reference
1582J. Alroy Pierre Shale (USGS D2118) Maastrichtian - Cretaceous 8 - Wyoming Gill et al. (1966)
1583J. Alroy Pierre Shale (USGS D1958) Maastrichtian - Cretaceous 8 - Wyoming Gill et al. (1966)
1584J. Alroy Pierre Shale (USGS D2117) Maastrichtian - Cretaceous 8 - Wyoming Gill et al. (1966)
1586J. Alroy Pierre Shale (USGS D1982, D1983, D1984) Maastrichtian - Cretaceous 8 - Wyoming Gill et al. (1966)

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