THE EARLY DEVELOPMENT OF AMPHIOXUS. 609 



List of Papers referred to in this Paper. 



1. Bateson. — "The Early Staf^es in the Developmeut of Balanoglossus 



(sp.?)," 'Quart. Journ. Mic. Sci.,' 1884. 



2. Bateson, W. — "The Later Stages in the Development of Balano- 



glossus Kowalevskii," ibid., vol. xxv, 1885. 



3. Hatschek, B. — " Studien Uber Entwickelung des Ampliioxus," * Arb. 



Zool. Inst. Wien,' Bd. iv, 1881. 



4. Hatschek, B.— "Mittheilungen iiber Araphioxus," 'Zool. Anz.,' 7ten 



Jahrgang, 1884. 



5. Hatschek, B. — " tJber den Schichtenbau von Ampliioxus," * Anat. 



Anz.,' 3ten Jahrgang, 1888. 



6. KowALEVSKY, A. — ' Entwickelungsgeschichte des Amphioxus lanceo- 



latus," 'Mem. Acad. Imper. de St. Petersbourg,' torn, xi, 1867. 



7. KoTVALEVSKY, A. — " Weitere Studien iiber die Entwickelungsgeschichte 



des Amphioxus lanceolatus," 'Arch. f. mikr. Anat.,' Bd. xiii, 

 1877. 



8. Lankester, E. Ray. — "Contributions to the Knowledge of Am phi- 



oxus lanceolatus, Yarrell," 'Quart, Journ. Mic. Sci.,' vol. xxix, 

 1889. 



9. Lankester, E. Ray, and Willey, A. — "The Development of the Atrial 



Chamber of Amphioxus," ibid., vol. xxxi, 1890. 



10. LwoFF, B. — ' Die Bildung der primaren Keimblatter und die Entstehung 



der Chorda und des Mesoderms bei den Wirbeltliieren,' Moskau, 

 1894. 



11. Van Wijhe, J. W. — "Uber Amphioxus," 'Anat. Anz.,' 8th Jahrgang, 



1893. 



12. Will, L. — " Beitrage zur Entwickelungsgeschichte der Reptilien," ' Zool. 



Jahrbiicher,' vi. 



13. Willey, A. — "The Later Larval Development of Amphioxus," ' Quart. 



Journ. Mic. Sci.,' vol. xxxii, 1891. 



14. Wilson, E. B. — "Amphioxus and the Mosaic Theory of Development," 



•Journal of Morphology,' vol. viii, 1893. 



