334 D - D - WHITNEY. 



Gatenby, J. Bronte 



'17 The Degenerate (Apyrene) Sperm-formation of Moths as an Index to the 

 Inter-relationship of the Various Bodies of the Spermatozoon. Quart. 

 Journ. Micro. Sci., No. 247, Vol. 62. 

 Goldschmidt, Richard 



'16 The Function of the Apyrene Spermatozoa. Science, No. 1137, Vol. 44. 

 Kuschakewitsch, S. 



'13 Studien uber den Polymorphisms der mannlichen Geschlechtselemente bei 



den Prosobranchia. Arch. Zellforschg, Vol. 10 (complete literature). 

 Meves, Fr. 



'03 Ueber oligopyrene und apyrene Spermien und ueber ihre Entstehung nach 

 Beobachtungen au Paludina und Pygaera. Arch. Mikr. Anat., Vol. 61. 

 (Reference to previous literature.) 

 Morgan, T. H. 



'09 A Biological and Cytological Study of Sex Determination in Phylloxerans 



and Aphids. Journ. Exper. Zool., Vol. 7. 

 Reinke, E. E. 



'14 The Development of the Apyrene Spermatozoa of Strombus bituberculatus. 



Tortugas Laboratory, Vol. 6. 

 Whitney, D. D. 



'13 An Explanation of the Non-Production of Fertilized Eggs by Adult Male- 

 Producing Females in a Species of Asplanchna. BIOL. BULL., Vol. 25. 

 '17 The Production of Functional and Rudimentary Spermatozoa in Rotifers. 

 BIOL. BULL., Vol. 33. 



