3/2 LIST OF WORKS REFERRED TO IN TEXT. 



4. Ernst Haeckel, Generelle Morpliologie der Organismen : 

 Allgemeine Grundziige der organischen Fonnenwissenschaft, 

 mechaniscli begriindet durch die von Charles Darwin reformirte 

 Descendenz-theorie. I. Band, Allgemeine Anatomie der Organ- 

 ismen, oder Wissenschaft von den entwickelten organisclien 

 Formen. II. Band, Allgemeine BntwickelTingsgeschiclite der 

 Organismen, oder Wissensehaft von den entstehenden organis- 

 chen Formen. Berlin, 1866. 



(Ernst Haeckel, General Morphology of Organisms ; General 

 Outlines of the Science of Organic Forms based on Mechanical 

 Principles through the Theory of Descent as reformed by 

 Charles Darwin. Vol. I., General Anatomy of Organisms ; or, 

 the Science of Fully Developed Organic Forms. Vol. II., General 

 History of the Development of Organisms ; or, the Science of 

 Organic Forms in their Origin. Berlin, 1866.) 



5. Lotds Agassiz, An Essay on Classification. Contributions 

 to the Natural History of the United States. Boston. Vol. I., 



1857. 



6. August Schleicher, Die Darwin'sche Theorie und die 

 Sprachwissenschaft. Weimar, 1863. 



(August Schleicher, Darwin's Theory and the Science of 

 Language. Weimar, 1863.) 



7. M. J. Schleidev, Grundziige der wissenschaftlichen 

 Botanik (die Botanik als inductive Wissenschaft). 2 Bande. 

 Leipzig, 1849. 



(M. J. Schleiden, Principles of Scientific Botany (Botany as 

 an Inductive Science). 2 Vols. Leipzig, 1849. Translated 

 by Edwin Lankester, M.D., F.R.S. London, 1849.) 



8. Franz Zfnger, Versuch einer Geschichte der Pflanzenwelt. 

 Wien, 1852. 



(Franz linger, Essay on the History of the Vegetable 

 Kingdom. Vienna, 1852.) 



