Author:
Millay,M.A.;Taylor,T.N.
Year:
1984
Title:
The ultrastructure of Paleozoic fern spores. II. Scolecopteris (Marattiales)
Reference:
Millay,M.A. et al. (1984) The ultrastructure of Paleozoic fern spores. II. Scolecopteris (Marattiales) Pal¤eontographica Abteilung B Vol. 194 # 1 P. 1- 13
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Genus Species Country(Region) From To
Thymospora Thymospora pseudothiessenii Illinois Middle Pennsylvanian Late Pennsylvanian