Biblioteca IFEA
Biblioteca IFEA

Lower ordovician graptolites propose a new stratigraphic subdivision for the southern puna (NW Argentina) : first finds of Arneograptus Murrayi and clonograptus SP in the puna

Zimmermann, U

Lower ordovician graptolites propose a new stratigraphic subdivision for the southern puna (NW Argentina) : first finds of Arneograptus Murrayi and clonograptus SP in the puna

bibliogr. p. 829