There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 18518 | J. Alroy | Chesapeake Bay (Upper Calvert) (= Cat Creek; Chesapeake Beach; Drum Cliff; Governor Run; Kenwood Beach; Long Beach; Plum Point; Randle Cliff; Scientist's Cliff) Burdigalian/Langhian - Cenozoic 5 - Maryland | Tedford and Hunter (1984) |
| 57782 | M. Uhen | Patuxent River, near Serravallian - Cenozoic 5 - Maryland | Mitchill (1818) |