Lepidodendron johnsonii, sp. nov., from the lower Pennsylvanian of central Colorado /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Ann Arbor :
University of Michigan Press,
1940.
|
| Series: | Contributions from the Museum of Paleontology ;
v. 6, no. 2. |
| Subjects: |
| Item Description: | Cover-title. |
|---|---|
| Physical Description: | 21-51 pages : illustrations |
| Bibliography: | "Literature cited": pages 50-51. |