Rice, Mary E. 1975. "Unsegmented Coelomate Worms." Light's Manual: Intertidal Invertebrates of the Central California Coast.Third Edition, 128–134.
MR. H. G. WELLS, in a recent number of NATURE, honours my little book by making it an example of a contravention of what he regards as a principle of education. With that I have no quarrel. But I must ...
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