Focusphaera

Citations total:
3
link From To Geolocation Author - title Year
original Arenigian Llanvirnian Brazil(Amazonas) de Quadros,L.P. Occurence of Ordovician microfossils (Acritarchae) in the Alto Amazon Sub Basin, Brazil. 1986
details Nd Nd Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. 1990
details Ordovician Nd Servais,T. An annotated bibliographical review of Ordovician acritarchs 1997