There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 6170 | M. Kosnik | USGS 29585 (= "Gryphaea" bed in bench 150-300 yds east of St. Georges bridge, south bank Chesapeake and Delaware canal, Delaware.) Late Campanian - Cretaceous 7 - Delaware | Owens et al. (1970) |
| 6174 | M. Kosnik | USGS 29510, Biggs lower (= Biggs farm locality on the Chesapeake and Delaware canal, about 300 yd west of light 13 and 1.3 miles (airline) due east of St. Georges Bridge.) Late Campanian - Cretaceous 7 - Delaware | Owens et al. (1970) |
| 6176 | M. Kosnik | USGS 29509, Biggs lower (= Biggs farm locality on the Chesapeake and Delaware canal, about 300 yd west of light 13 and 1.3 miles (airline) due east of St. Georges Bridge.) Late Campanian - Cretaceous 7 - Delaware | Owens et al. (1970) |