| details |
Nd |
|
Nd |
M©dus,J. Contribution to the classification of pollen grains of the Circumpolles (Pflug) Klaus Group. |
1970 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Aptian |
|
Africa |
Boltenhagen,E. Revision of the genus Classopollis Pflug |
1968 |
| details |
Tertiary |
|
Africa |
Boltenhagen,E. Revision of the genus Classopollis Pflug |
1968 |
| details |
Aptian |
|
Colombia |
Boltenhagen,E. Revision of the genus Classopollis Pflug |
1968 |
| details |
Tertiary |
|
Colombia |
Boltenhagen,E. Revision of the genus Classopollis Pflug |
1968 |
| details |
|
|
India |
Venkatachala,B.S. Mesozoic Operculate pollen and their morphology. |
1966 |
| details |
Rhaetian |
|
Hungary |
Venkatachala,B.S. et al. The spore-pollen flora of the Hungarian "Kossen Facies" |
1964 |
| details |
Early Jurassic |
|
USSR(Ukrainian SSR) |
Venkatachala,B.S. et al. The spore-pollen flora of the Hungarian "Kossen Facies" |
1964 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Nd |
|
Nd |
Klaus,W. Spores of the Karnian Stage of the eastern Alps Triassic. |
1960 |
| original |
Early Jurassic |
|
USSR(Ukrainian SSR) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |