Description of some genera and species of fossil pollen and spores

In a former publication we gave a short description and provisional classification of number of species of Maestrichtian age (VAN DER HAMMEN, 1954). As we have established now more definitely the classification system, we give here now the complete description of some of these species and moreov...

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Bibliographic Details
Main Author: Thomas van der Hammen
Format: Article
Language:English
Published: Servicio Geológico Colombiano 1956-07-01
Series:Boletín Geológico
Subjects:
Online Access:https://revistas.sgc.gov.co/index.php/boletingeo/article/view/261