| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Cretaceous | Czechoslovakia | Havlena,V. Plant spores of the Carboniferous Cannel Coal Pebbles from the Carpathian Cretaceous. | 1957 | |
| details | Carboniferous | Czechoslovakia | Havlena,V. Plant spores of the Carboniferous Cannel Coal Pebbles from the Carpathian Cretaceous. | 1957 |