There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 39965 | A. Hendy | UCMP A1810, Willapa river, east of Holcomb Rupelian - Cenozoic 4 - Washington | Durham (1937) |
| 180416 | M. Clapham | UCMP A64, Willapa River at Big Bend (coll. Wyatt Durham) Rupelian - Cenozoic 4 - Washington | Miller and Downs (1950) |
| 180418 | M. Clapham | UCMP A3696, Marrowstone Island (coll. Wyatt Durham) Rupelian - Cenozoic 4 - Washington | Miller and Downs (1950) |
| 180419 | M. Clapham | UCMP A3695, Marrowstone Island (coll. Wyatt Durham) Rupelian - Cenozoic 4 - Washington | Miller and Downs (1950) |