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HUXLEY. J. S. (data not yet received). 

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IMMERS, }. Biochemistry of fertilization, espec. on carbohydrates 

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Enzymatic destruction of jelly coat substances of the eggs. Echino- 

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INCE. Miss F. E. (data not yet received). 



JANSEN, J. Morphological investigation of the cetacean nervous 

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JANSSENS, J. Development of the neural system of Balanoglossus 

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JOHNELS, A. G. Development and morphology of the skeleton of 

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Observations on the connective tissue of the head. Petromyzon 



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JOHNSON, M. W. Transplantation of early mammalian embryonic 

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Effect of certain carcinogens on regeneration. Amphibians. IV. 2. J. 



JOLLY, J. (no embryol. work in progress). 



JORDAN, H. Respiratory malformations (anomalies): Causes, clinical 

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JOST, A. D. Developmental physiology of the mammalian fetus. Foetal 

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KAELIN, J. (data not yet received). 



KALSBEEK, F. Development of foot and hand in man. I. 2b. M. 



KAMER, J. C. van de Normal development of pineal organ and para- 

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Comparative embryoloqical study of pineal cytology. Vertebrates. 



II. 9. V. 



Experiments concerning the determination of pineal organ and 



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KAUDEWITZ, F. Determination der Furchung und Sonderung der 



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KEMP, Norman E. Development of coiling in the intestine of anuran 



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■ ■ Utilization of yolk during morphogenesis of amphibians. Rana 



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KERKHOF, Miss A. M. Influence of gonadal hormones on the develop- 



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KERR, J. Graham (data not yet received). 

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I. 8. M. 



