Occurrence and variations of Botryocrinus thomasi Laudon in the Thunder Bay limestone of Michigan
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Ann Arbor :
University of Michigan Press,
1963
|
| Series: | Contributions from the Museum of Paleontology ;
v. 18, no. 15 |
| Subjects: |