620 MONTGOMERY— MORPHOLOGY OF THE [April 24, 



Folsom, J. W. and Welles, M. U. 



1906. Epithelial Degeneration, Regeneration, and Secretion in the Mid- 

 Intestine of Collembola. Univ. Illinois Bull. 4. 



Fraipont, J. 



1888. Le genre Polygordius. Une monographie. Fauna u. Flora d. Golfes 

 V. Neapel, 14. 



Fiirbringer, M. 



1878. Zur vergleichenden Anatomic und Entwicklungsgeschichte der Ex- 

 cretionsorgane der Vertebraten. Morph. Jahrb., 4. 



Cast, R. 



1900. Beitrage zur Kenntniss von Apsilus vorax (Leidy). Zeit. iviss. 

 ZooL, 67. 



Georgevitch, J. 



1898. Die Segmentaldritsen von Ocypus. Zool. Anz., 21. 



Georgevitch, P. M. 



1900. Zur Entwickelungsgeschichte von Aplysia depilans L. Anat Anz., 18. 



Gerould, J. H. 



1896, The Anatomy and Histology of Caudina arenata. Gould. Bull. Mus. 



Zool. Harvard, 29. 

 1906. The Development of Phascolosoma. Zool. Jahrb., 23. 



Gilson, G. 



1894. The Nephridial Duct of Ovvenia. Anat. Anz., 10. 



Glaser, 0. C. 



1905. Ueber den Kannibalismus bei Fasciolaria tulipa (van distans) und 

 deren larvale Exkretionsorgane. Zeit. wiss. Zool, 80. 



Goldschmidt, R. 



1906. Mittheilungen zur Histologic von Ascaris. Zool. Anz., 29. 



Goodrich, E. S. 



1895. On the Coelom, Genital Ducts, and Nephridia. Quart. Journ. Micr. Sci. 



(2), 27- 

 1897a. Notes on the Anatomy of Sternaspis. Ibid., 40. 

 1897b. On the Nephridia of the Polychseta, Part I. On Hesione, Tyrrhena, 



and Nephthys. Ibid., 40. 



1898. On the Nephridia of the Polychjieta, Part H. Glycera and Goniada. 

 Ibid., 41. 



1900. On the Nephridia of the Polychaeta, Part HI. The Phyllodocida^, 

 Syllidje, Amphinomidse, etc., with Summary and Conclusions. Ibid., 43. 



1902. On the Structure of the Excretory Organs of Amphioxus. Ibid., 45. 



1903. On the Body Cavities and Nephridia of the Actinotrocha larva. 

 Ibid., 47. 



Graf, A. 



1893. Beitrage zur Kenntniss der Exkretionsorgane von Nephelis vulgaris. 

 Jena. Zeit., 28. 



1899. Hirudineen-studien. Nova Acta Acad. Leop. Carol. 72. 



