Letter 7166A
Darwin, C. R. to Kölliker, R. A. von
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Has sent off specimens of Virgularia but fears they are in bad state. He could not find his dried specimens. Encloses notes that can be relied upon but may be of little use.
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Also encloses a memorandum for Prof. K. G. Semper.
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CD thinks Alcide d'Orbigny may have given name of Virgularia pectagonica.
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CD enjoyed RAvK's recent visit [see 7164].