The British Noctu?, Vol. 1 J. W. Tutt

Excerpt from The British Noctu?, Vol. 1: And Their Varieties

The study of the causes of the variation of lepidoptera has now become such an acknowledged part of our work, that there appears to be but little need to explain the necessity for Это и многое другое вы найдете в книге The British Noctu?, Vol. 1 (J. W. Tutt)