OF THE ZOOLOGICAL SOCIETY OF LONDON. 701 



Weismann (Augnst). Essays upon Heredity and Kindred Bio- 

 logical Problems. Authorised Translation, E lited by Edward 

 B. PouLTON, Selmae, Schonland, and A. E. Shipley. 



2 vols. OA^ford, 18S9-92. 



. Amphimixis, oder: Die Vermiscbung der Individuen. 



8vo. Jena, 1891. • 



. The Germ-Plasm ; a Theory of Heredity. Translated by 



"W. N. Parker and Harriett Ronnfeldt. {Contemp. Science 

 Ser.) 8vo. London, 1893. 



. The Eoraanes Lecture, 189-4. The Effect of External In- 

 fluences upon Development. 8vo. Londo7i, 1894. 



. Ueber Germinal-Selection ; eine Quelle bestimmt gerichteter 



Variation. 8vo. Jena, 1896. 



. New Experiments on the Seasonal Dimorphism of Lepidc- 



ptera. 8vo. London, 1896. 



Wellby (Montagu S.). Through unknown Tibet. 



8vo. London, 1898. 



. Twixt Sidar and Menelik ; an account of a year's Expedi- 

 tion from Zeila to Cairo through unknown Abyssinia. 



8vo. London &f New York, 1901. 



Wells (James W.). Exploring and Travelling three thousand miles 

 through Brazil, from Eio de Janeiro to Maranhao. 



2 vols. 8vo. London, 1886. 



Weltner (Wilhelm). See Deutsch-Ost-Afrika. Cladoceren, Coelen- 

 teraten und Susswasserschwdmme. 



. See Romer (F.) und Schaudinn (F.). Fauna Arctica. 



Cirripedien. 



Werne (Ferdinand). Beitrag zur Kunde des Innern von Afrika ; 

 die Yolker Ost-Sudans und der Feldzug der Tiirken von 

 Sennaar nach Taka, Basa und Beni-Amer. 



8vo. Stuttgart, 1860. 



Werner (Franz). Untersuchungen ueber die Zeichnung der Scblangen. 



8vo. Wien, 1890. 



. Die Eeptilien- und Batrachierfauna des Bismarck-Archipels. 



(Mitteil. Zool. Mus. Berlin, i. Heft 4.) 8vo. Berlin, 1900. 



Werner (J. C). Atlas des Oiseaux d'Europe pour servir de comple'- 

 ment au Manuel d'Ornithologie de M. Temminck. 



8vo. Faris, 1827. 



Bound in Temminck's ' Manuel d'Ornithologie,' ed. 2. 



Werner (J. R.)- ^ ^i^i^ to Stanley's Eear-Guard at Major Bart- 

 telot's Camp on the Aruhwimi, with an account of the . river- 

 life on the Congo. 8vo. Edinburgh ^ London, 1889. 



