Author:
de Porta,J.;SolĀ© de Porta,N.
Year:
1963
Title:
Discussion of the age of the Hoyon, Gualanday and Cira Formations in the Region of Honda-San Juan de Rio Seco, (Magdelena Valley).
Foreign title:
Discusion sobre las edades de las Formaciones Hoyon,Gualanday y la Cira en la Region de Honda-San Juan de Rioseco(Valle el Magdalena).
Reference:
de Porta,J. et al. (1963) Discussion of the age of the Hoyon, Gualanday and Cira Formations in the Region of Honda-San Juan de Rio Seco, (Magdelena Valley). [ Discusion sobre las edades de las Formaciones Hoyon,Gualanday y la Cira en la Region de Honda-San Juan de Rioseco(Valle el Magdalena). ] Boletin de Geologia,Universidad Industrial de Santander,Bucaramangan P. 69- 85
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Genus Species Country(Region) From To
Microthyriaceae Microthyriaceae sp Colombia Early Oligocene
Hystrichosphaeridium Hystrichosphaeridium gliwicense Colombia Early Oligocene
Teleutospora Teleutospora sp Colombia Early Oligocene
Tyrsopteris Tyrsopteris elegans Colombia Early Oligocene
Lycopodium Lycopodium obscurum Colombia Early Oligocene
Cyathea Cyathea chanschin Colombia Early Oligocene
Anemia Anemia sp Colombia Early Oligocene
Cicatricosisporites Cicatricosisporites dorogensis Colombia Early Oligocene
Appendicisporites Appendicisporites sp Colombia Early Oligocene
Trilobosporites Trilobosporites sp Colombia Early Oligocene
Polypodiaceoisporites Polypodiaceoisporites potoniei Colombia Early Oligocene
Rugulatisporites Rugulatisporites sp Colombia Early Oligocene
Concavisporites Concavisporites sp Colombia Early Oligocene
Monocolpopollenites Monocolpopollenites dorogensis Colombia Early Oligocene
Sabal Sabal sp Colombia Early Oligocene
Compositae Compositae sp Colombia Early Oligocene
Polypodiaceae Polypodiaceae sp Colombia Early Oligocene