634 MONTGOMERY— MORPHOLOGY OF THE [April 24. 



Weber, E, F. 



1898. Faune rotatorienne du bassin du Leman. Rev. Suisse Zool., 5. 



Weber, M. 



1886. Die Abdominalporen der Salmoniden nebst Bemerkungen iiber die 

 Geschlechtsorgane der Fische. Morph. Jahrb., 12. 



1889. Ueber Temnocephala Blanch. Zool. Ergebn. einer Reise in Ostindien, i. 

 Leiden. 



Weismann, A. 



1874. Ueber Ban und Lebenserscheinungen von Leptodora hyalina, Lillje- 

 borg. Zeit. wiss. Zool., 24. 



Weiss, E. 



1890. Excretory Tubules in Amphioxus. Quart. Journ. Micr. Sci. (2), 31. 



Weldon, W. F. R. 



1887. On Dinophilus gigas. Ibid., 27. 



Wheeler, W. M. 



1893a. The primitive number of Malpighian vessels in Insects. Psyche, 6. 



1893b. A Contribution to Insect Embryology. Journ. Morph., 8. 



1896. The Sexual Phases of Myzostoma. Mittheil. zool. Stat. Neapel, 12. 



1899. The Development of the Urinogenital Organs of the Lamprey. Zool. 

 Jahrb., 13. 



Whitman, C. 0. 



1887. A Contribution to the History of the Germ-layers in Clepsine. Journ. 

 Morph., I. 



Wiedersheim, R. 



1890. Ueber die Entwicklung des Urogenitalapparates bei Crocodilen und 

 Schildkroten. Arch. mikr. Anat., 36. 



Wierzejski, A. 



1893. Atrochus tentaculatus nov. gen. et spec. Zeit. wiss. Zool., 55. 

 Wilhelmi, J. 



1906. Untersuchungen iiber die Excretionsorgane der Siisswassertricladen. 

 Ibid., 80. 



Willem, V. 



1899. Observations sur I'excretion chez I'Arenicole. Trav. Stat. zool. 

 Wimereux, 7. 



Willey, A. 



1899. Enteropneusta from the South Pacific, with Notes on the West Indian 

 Species. Zoological Results, Cambridge. 



Williams, T. 



1858. Researches on the Structure and Homology of the Reproductive 

 Organs of the Annelids. Phil. Trans. R. Soc. London. 



Wilson, E. B, 



1889. The Embryology of the Earthworm. Journ. Morph., 3. 



1890. The Origin of the Mesoblast-bands in Annelids. Ibid., 4. 



