Indeterminate type B

Citations total:
2
link From To Geolocation Author - title Year
original Early Cambrian USSR(Estonian SSR) Volkova,N.A. Acritarchs of the Precambrian and Lower Cambrian deposits of Estonia. (In: Problems related to the boundary layers of the Riphean and Cambrian of the Russian Platform, the Urals and Kazakhstan -By-N.A.Volkova et al) 1968
original Early Permian Brazil(Rio Grande Sul) Ybert,J.P. A miospore study in the Candiota-Hulha Negra Coal Basin, Rio Grande do Sul, Brazil. 1975