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Metsclmikoff, E. 



1886. Embryologische Studien an Medusen. Wien. 



Morgan, T. H. 



1901. Eegeneration. New York. 



1901a. Eegeneration of the Egg, Embryo and Adult. Am. Nat. XXXV, 

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1902. Further Experiments in the Eegeneration of Tubularia. Arch. 



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Perkins, H. F. 



1903. The Development of Gonionema Murbachii. Proc. Ac. N. S. Phil. 



for 1902, pp. 750-790. 



Rhumbler, L. 



1902. Zur Mechanik des Gastrulationsvorganges insbesondere der 

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Schultz, E. 



1902. Ueber das Verhiiltniss der Eegeneration zur Embryonal Ent- 

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Smallwood, W. M. 



1899. The Morphology of Peunaria tiarella McCrady. Am. Nat. 

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Torrey, H. B, 



1902. The Hydroida of the Pacific Coast of North America. Un. Cal. 



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1904. Biological Studies on Corymorpha. I. C. palma and Environ- 



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 1904a. The Hydroids of the San Diego Eegion. Un. Cal. Publ. Zool. 

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1905. The Behavior of Corymorpha. Un. Cal. Publ. Zool. II, No. 6, 



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