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To Robert Ball 26 May [1851]
Summary
Obliged for letter about cirripedes attached to turtles’ backs. Genus is Chelonobia, Leach. Cirripedes do not penetrate skin, but surrounding tissue grows up around them.
Asks RB to send S. American Balanus. Already has specimens from Irish coast.
| Author: | Charles Robert Darwin |
| Addressee: | Robert Ball |
| Date: | 26 May [1851] |
| Classmark: | Christ’s College Library, Cambridge (Fellows’ Papers 54.ii) |
| Letter no: | DCP-LETT-1429 |
