Pratulasphaera

Citations total:
2
link From To Geolocation Author - title Year
original Late Frasnian Iowa Wicander,R. et al. Acritarchs and spores from the Upper Devonian Lime Creek Formation, Iowa, USA. 1985
details Nd Nd Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. 1990