NUTRITION AND GROWTH OF LARVAE 157 



REFERENCES 



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EVANS, H M. G K. S. BISHOP, 1922 - "On the existence of a hitherto unrecognized dietary factor essential for reproduction. " 

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GUDERNATSCH, F. G O. HOFFMAN, 1936 - "A study of the physiological value of a-amino acids during the early periods of 

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HOFFMAN, O. G F. GUDERNATSCH, 1935 - "Further studies on amino acids in development. VIII. On the physiological value 

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HOWES, N H. , 1938 - "Anterior pituitary and growth in the axolotl (Amblystoma tigrinum) the neotonic form. II. The effect 

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TWITTY, V. C. G L. E. DeLANNEY, 1939 - "Size -regulation and regeneration in salamander larvae under complete starvation. " 

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TWITTY, V. C. G W. J. van WAGTENDONK, 1940 - "A suggested mechanism for the regulation of proportionate growth, sup- 

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"Maintenance, growth, and differentiation are the three visual expressions 

 of the metabolic processes which go on in the developing organism. " 



and 

 "In development, we are dealing with several concurrent processes which, 

 though advancing synchronously , nevertheless are independent of each other. " 



J. F. Gudernatsch 1934 



"The proportions of the human body prove to us tluzt profound internal laws 

 of harmony regulate the formation of the body. They also reveal to us the 

 mystery of human beauty. We regard as beautiful those individuals in whom 

 these proportions are embodied as purely as possible. . . " 



Fritz Kahn, "Man in Structure and Function", 1943 A. A. Knopf 



