Studies in the theory of descent. By Dr. August Weismann. With notes and additions by the author. Translated and edited, with notes, by Raphael Meldola. With a prefatory notice by Charles Darwin ...
S. Low, Marston, Searle, & Rivington,
Translation of Studien zur Descendenz-Theorie.
pt. 1. On the seasonal dimorphism of butterflies. pts. 2-3. On the final causes of transformation: 1. The origin of the markings of caterpillars. 2. On phyletic parallelism in metamorphic species.