There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 193114 | B. Kröger | Piltene Boring, 469.8 m Kaugetuma - Silurian 2 - Latvia | Rubel and Rozman (1977) |
| 207253 | B. Kröger | Ventspils borehole, Kuressaare Fm., 413.8 - 450.2 m Kuressaare - Silurian 2 - Latvia | Kaljo and Klaamann (1982) |