Title
Descriptions of the species of Cycadeoidea, or fossil cycadean trunks, thus far determined from the Lower Cretaceous rim of the Black Hills
By
Ward, Lester F. (Lester Frank), 1841-1913
Original Publication
Proceedings of the United States National Museum
Series / Issue
Issue: 1141
Published by
Washington Smithsonian Institution Press, [etc.]
Identifiers
BioStor:
https://biostor.org/reference/78887
DOI:
https://doi.org/10.5479/si.00963801.1141.195