Freeman Bibliographical Database
| Identifier: | A3939 |
| Date: | 1861 |
| Concise reference: | Davidson, Thomas. 1861. On British carboniferous Brachiopoda. The Geologist 4 (February): 41-59. [Darwin Pamphlet Collection] |
| Identifier: | A3939 |
| Date: | 1861 |
| Concise reference: | Davidson, Thomas. 1861. On British carboniferous Brachiopoda. The Geologist 4 (February): 41-59. [Darwin Pamphlet Collection] |