Description of the species of Cycadeoidea, or fossil Cycadean trunks, thus far discovered in the iron ore belt, Potomac formation, of Maryland
Publisher: the Biological Society of Washington
Published: 1897
Place of publication: Washington
Language: eng
Number of pages: 17
Subjects: Fossil Cycads
Notes: Reprinted from Proceedings of the Biological Society of Washington, vol. 11, 1897, (pages 1-17).