2 Items
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From George Robert Crotch 2 October [1868]
Summary
Bibliographical references on [stridulation in] Coleoptera. Finds no idea of sex has occurred to authors [i.e., they do not find the stridulating organs differing according to sex; cf. Descent 1: 378–85].
| Author: | George Robert Crotch |
| Addressee: | Charles Robert Darwin |
| Date: | 2 Oct [1868] |
| Classmark: | DAR 82: A98 |
| Letter no: | DCP-LETT-6407 |
From G. R. Crotch [after 16 October 1868]
Summary
Lists stridulating organs of various Coleoptera.
| Author: | George Robert Crotch |
| Addressee: | Charles Robert Darwin |
| Date: | [after 16 Oct 1868] |
| Classmark: | DAR 81: 124 |
| Letter no: | DCP-LETT-6530 |
