There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 231834 | P. Jardine | Patuxent River valley, sample R2171D (coll. Ward) Miocene - Cenozoic 5-6 - Maryland | Frederiksen (1984) |
| 231835 | P. Jardine | Patuxent River valley, sample R2171C (coll. Ward) Miocene - Cenozoic 5-6 - Maryland | Frederiksen (1984) |