Cyathotrachus altissimus

Citations total:
3
link From To Geolocation Author - title Year
original Desmoinesian Iowa Mamay,S.H. Some American Carboniferous fern fructifications. 1950
details Pennsylvanian Iowa Potonie,R. Synopsis of the Sporae in situ. 1962
details Carboniferous USA Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. 1995