| details |
Late Miocene |
|
Mexico(Veracruz) |
Graham,A. Late Cenozoic evolution of Tropical Lowland vegetation in Veracruz, Mexico. |
1976 |
| details |
Triassic |
|
Nd |
Vasanthy,G. et al. A comparative pollen morphological (LM, SEM and TEM) study of the Triassic Cornetipollis reticulata, and the Tribe Trichanthereae of Acanthaceae |
1990 |
| details |
Miocene |
Pliocene |
Mexico |
Graham,A. Contribution toward a Tertiary palynostratigraphy for Jamaica; The status of Tertiary paleobotanical studies in northern Latin America and preliminary analysis of the Guys Hill Member (Chapelton Formation, Middle Eocene) of Jamaica. (In: Biostratigraphy of Jamaica. R.M. Wright and E. Robinson, editors) |
1993 |
| details |
Pliocene |
|
Mexico(Veracruz) |
Graham,A. Terrestrial Pliocene climates in northern Latin America |
1999 |