Protosphaeridium rugulosum

Citations total:
5
link From To Geolocation Author - title Year
original Middle Cambrian Spain Fombella,M.A. Acritarchs of the Oville Formation, Middle Cambrian-Tremadocian age, Province of Leon, Spain. 1978
details Middle Cambrian Early Tremadocian Spain Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. 1978
details Middle Cambrian Late Cambrian Spain Fombella,M.A. Acritarchs of the Oville Formation, Middle Cambrian-Tremadocian age, Province of Leon, Spain. 1978
details Middle Cambrian Tremadocian Spain Fombella Blanco,M.A. Palynological determination of the Tremadocian in locality of Verdiago, Leon Province, the North of Spain 1982
details Middle Cambrian Late Cambrian Spain Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. 1990