There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 129093 | M. Clapham | Piston Core PC34, 332-334 cm depth, Northwind Ridge (coll. USGS Marine Geology cruise P192AR 1992) Moscovian - Carboniferous 4 - Arctic Ocean | Stevens and Ross (1997) |
| 129094 | M. Clapham | Piston Core PC34, 355-370 cm depth, Northwind Ridge (coll. USGS Marine Geology cruise P192AR 1992) Artinskian - Permian 2 - Arctic Ocean | Stevens and Ross (1997) |
| 129095 | M. Clapham | Piston Core PC14, 366-368.5 cm depth, Northwind Ridge (coll. USGS Marine Geology cruise P193AR 1993) Asselian - Permian 1 - Arctic Ocean | Stevens and Ross (1997) |