Studies of paleozoic ferns: zygopteris from the middle and upper Pennsylvanian of the United States
Robert Lee Dennis
University of Iowa
Doctor of Philosophy (PhD), University of Iowa
1972
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Details
Title: Subtitle
Studies of paleozoic ferns: zygopteris from the middle and upper Pennsylvanian of the United States
Creators
Robert Lee Dennis - University of Iowa
Resource Type
Dissertation
Degree Awarded
Doctor of Philosophy (PhD), University of Iowa
Degree in
Botany
Publisher
University of Iowa
Number of pages
vi, 145 leaves
Copyright
Copyright 1972 Robert Lee Dennis
Comment
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