Bibliography 



Hertig, A. T. (1944). 'The ageing ovary — a preliminary note.' J. din. 



Endocrin., 4, 581. (180) 

 Hertwig, R. (1906). 'Uber Knospung und Geschlechtentwicklung von 



Hydra fusca: Biol. ZbL, 26, 489. (81) 

 Hertz, R., and Hisaw, F. L. (1934). 'Effects of follicle-stimulating and 



luteinizing pituitary extracts on the ovaries of the infantile and juvenile 



rabbit.' Amer. J. Physiol., 108, 1. (179) 

 Hervey, G. F., and Hems, J. (1948). The goldfish. London: Batchworth 



Press. (73, 74) 

 Hevesy, G. (1947). 'Report of Xlth Intl. Congress, Pure and Applied 



Chemistry.' Nature, Lond., 160, 247. (166) 

 Hevesy, G., and Ottesen, J. (1945). 'Life cycle of the red corpuscles of the 



hen.' Nature, Lond., 156, 534. (166) 

 Hildebrand, S. F. (1932). 'Growth of diamond-backed terrapins: size 



attained, sex ratio and longevity.' Zoologica, NT., 9, 551. (51, 78) 

 Hinton, M. A. C. (1925). Proc. Linn. Soc, 138, 18. (109) 



(1926). Monograph of the voles and lemmings. London: British Museum. 



(109) 

 Hodge, C. F. (1894-5). 'Changes in human ganglion cells from birth to 



senile death. Observations on man and honey-bee.' J. Physiol., 17, 129. 



(97) 

 Hoff, C. C. (1937). 'Studies on the Limnaeid snail Fossaria parva Lea.' 



Trans. Illinois Acad. Scu, 30, 303. (104) 

 Hoffman, R. S., Goldschmidt, J., and Doljanski, L. (1937). 'Comparative 



studies on the growth capacities of tissues from embryonic and adult 



chickens.' Growth, 1, 228. (155) 

 Holmgren, N. (1909). 'Termitenstudien.' Kon. Svensk. Vetensk. Akad. 



Handl., 44. (100) 

 Hopkins, H. S. (1924). 'Respiration in the tissues of mollusks in relation to 



age.' Anat. Rec., 29, 91. (32) 



(1930). 'Age differences and the respiration of muscle tissue of mol- 

 lusks.' J. exp. ZooL, 56, 209. (32, 58, 106, 108) 

 Hopper, A. F. (1950). 'The effect of mammalian thyroid powder and thio- 



uracil on growth rates and on the differentiation of the gonopod in 



Lebistes reticulatus.' Anat. Rec., 108, 66. (161) 

 Horst, K., Mendel, L. B., and Benedict, F. G. (1934). 'The influence of 



previous diet, growth and age upon the basal metabolism of the rat.' 



J.Nutr.,8, 139. (150) 

 Horst, van der. (1929). 'Lebensalter und Schalengrosse.' Arch. Mollusk., 



61,46. (58) 

 Howard, L. O. (1939). 'Ageing of insects.' In Cowdry, E. V.: Problems of 



ageing. London: Bailliere Tindall and Cox. (57) 

 Howes, E. L., and Harvey, S. C. (1932). 'Age factor in velocity of growth 



of fibroblasts in the healing wound.' J. exp. Med., 55, 577. (156) 



217 



