There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 80177 | W. Kiessling | Anderkenyn-Akchoku, Chu-Ili Range, mud mounds (= Reef 2504 ) Sandbian - Ordovician 4 - Kazakhstan | Nikitin et al. (1974) |
| 80222 | W. Kiessling | Burultas Valley, Betpak-Dala desert, sample 1041a Caradoc - Ordovician 4-5 - Kazakhstan | Popov et al. (2002) |
| 80224 | W. Kiessling | Anderkenyn-Akchoku, Chu-Ili Range, algal limestones (= Reef 2504) Sandbian - Ordovician 4 - Kazakhstan | Popov et al. (2002) |