| original |
Early Aptian |
|
Argentina(Santa Cruz) |
Pжthe de Baldis,E.D. et al. Dinoflagellates of the Lower Aptian from Rio Fosiles, Lago San Martin, Santa Cruz Province, Argentina. |
1983 |
| details |
Middle Aptian |
Late Aptian |
Argentina(Santa Cruz) |
Pжthe de Baldis,E.D. et al. Additional microplankton fossils from the Aptian of Rio Fosiles Lago San Martin, Santa Cruz Province, Argentina and correlation with Australia. |
1988 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |