Acaulangium bulbaceus

Citations total:
2
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Author - title
Year
details Late Pennsylvanian Illinois Millay,M.A. Acaulangium, gen.nov., a fertile Marattialean from the Upper Pennsylvanian of Illinois. 1977
details Carboniferous USA Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. 1995