Sporonites sphaerotriangulus

Citations total:
5
link From To Geolocation Author - title Year
original Westphalian B W.Germany(N.Rhine) Potonie,R. et al. Spore forms in the Agir and Bismarck Seams of the Ruhr Basin. 1932
details Westphalian C Germany(Rhineland) Ibrahim,A.C. Spore forms of the Agir horizon of the Ruhr Basin. 1933
details Late Carboniferous W.Germany(N.Rhine) Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. 1954
details Middle Pennsylvanian Iowa Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa 1986
details Westphalian B W.Germany(N.Rhine) Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa 1986