Pollen and spores of the Springhill Formation (Upper Jurassic-Lower Cretaceous) from the subsoil of Argentina and Southern Chile.
Foreign title:
Polen y esporas de la Formacion Springhill (Jurasico Superior-Cretacico Inferior) del subsuelo de Argentina y Chile.
Reference:
Baldoni,A.M. et al. (1981)
Pollen and spores of the Springhill Formation (Upper Jurassic-Lower Cretaceous) from the subsoil of Argentina and Southern Chile. [ Polen y esporas de la Formacion Springhill (Jurasico Superior-Cretacico Inferior) del subsuelo de Argentina y Chile. ] PaleobotЎnica Latinoamericana,(Circular Informativa da ALPP)
Vol. 3 # 1 P. 7- 7