There are 2 matches

Collection Authorizer Collection name Reference
57782M. Uhen Patuxent River, near Langhian - Cenozoic 5 - Maryland Mitchill (1818)
70843M. Uhen Governor Run, south, Zone 17 (= Calvert Beach north, Matoaka Cottages) Serravallian - Cenozoic 5 - Maryland Shattuck (1904)

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