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Alfred Denny Museum, University of Sheffield in repository 
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From:
Charles Robert Darwin
To:
Henry Denny
Date:
17 Jan [1865]
Source of text:
Alfred Denny Museum, University of Sheffield
Summary:

Pleased to learn that HD has resumed research on Anoplura.

Are Chiloe pediculi a distinct species?

Do lice differ on different races of humans?

Is there evidence supporting Mr Marshall’s statement about Polynesian lice?

Contributor:
Darwin Correspondence Project