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Balfour and Parker. On the Structure and Development of Lepidosteus. 



Proceedings of the Royal Society of London. 33. 1881. 

 Bambeke, Ch. van. Nouvelles Recherches sur 1'Embryologie des Batraciens. 



Archives de Biologie. I, i. 1880. 

 Beard, J. On the early Development of Lepidosteus osseus. 



Proceedings of the Royal Society of London. 46. 1889. 

 *Bellonci. J. La caryocinèse dans la Segmentation de 1'Oeuf de 1'Axolotl. 



Archives Italiennes de Biologie. 1884. 

 Benecke, B. Leber die Entwicklung des Erdsalamanders. 



Zoologischer Anzeiger. 1880. 

 Brachet, A. Recherches sur 1'Ontogenèse des Amphibiens urodèles et anoures 

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 Archives de Biologie. 19. 1902. 

 Brauer, A. Beitrage zur Kenntniss der Gymnophionen. 



Zoologische Jahrbücher. Anat. Abth. X. 1897. 

 Brauer, A. Beitrage zur Kenntniss der Entwicklung und Anatomie der Gym- 

 nophionen. 



Zoologische Jahrbücher. Anat. Abth. XII. 1899. 

 Broili, J. F. Zur Fortpflanzung des Japanischen Riesensalamanders (Mega- 

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Natur und Haus. 12. 1903. 

 Budgett, J. S. Notes on the Batrachians of the Paragyayan Chaco with 

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Quarterly Journal of Microscopical Science. A. S. Vol. XLI1. 1899. 

 Budgett. J. S. On the Breeding habits of some West-African Fishes, with 

 an account of the External Features in Development of Protopterus 

 annectens and a Description of the larva of Polypterus lapradei. 

 Transactions of the Zoological Society. XVI. 1901. 

 Cope, E. D. The Batrachia of North-America. 



Bulletin United States National Museum. N° 34. Washington. 1889. 

 Dean, B. The early Development of Garpike and Sturgeon. 



Journal of Morphology XI. 1895. 

 Dean, B. The early Development of Amia. 



Quarterly Journal of Microscopical Science. 38. 1896. 



f ) De met een * gemerkte stukken heb ik niet ter lezing kunnen krijgen. 



