BIBLIOGRAPHY 



895 



Hartman, C. G., and Hamilton, W. F. 

 1922. A case of true hermaphroditism 

 in the fowl, with remarks upon sec- 

 ondary sex characters. J. Exper. Zool. 

 36:185. 



Hopkins, M. L. 1935. Development of the 

 thyroid gland in the chick embryo. J. 

 Morphol. 58:585. 



Hoskins, E. R. and M. M. 1918. Further 

 experiments with thyroidectomy in Am- 

 phibia. Proc. Soc. Exper. Biol. & Med. 

 15:102. 



1919. Growth and development of 



Amphibia as affected by thyroidectomy. 

 J. Exper. Zool. 29:1. 



Howard, E. 1939. Effects of castration on 

 the seminal vesicles as influenced by age, 

 considered in relation to the degree of 

 development of the adrenal X zone. Am. 

 J. Anat. 65:105. 



LaVelle, F. W. 1951. A study of hormonal 

 factors in the early sex development of 

 the golden hamster. Contrib. to Em- 

 bryol. Carnegie Inst., Washington, Publ. 

 34:223. 



Lillie, F. R. 1917. The free-martin; a 

 study of the action of sex hormones in 

 the fetal life of cattle. J. Exper. Zool. 

 23:371. 



Lynn, W. G., and Wachowski, H. E. 1951. 

 The thyroid gland and its functions in 

 cold-blooded vertebrates. Quart. Rev. 

 Biol. 26:123. 



Mintz, B., Foote, C. L., and Witschi, E. 

 1945. Quantitative studies on response 

 of sex characters of differentiated Rana 

 clamitans larvae to injected androgens 

 and estrogens. Endocrinology. 37:286. 



Moore, C. R. 1941. On the role of sex 

 hormones in sex differentiation in the 

 opossum (Didelphys virginiana). Physiol. 

 Zool. 14:1. 



. 1950. The role of the fetal endo- 

 crine glands in development. J. Clin. 

 Endocrinol. 10:942. . 



Puckett, W. O. 1940. Some effects of crys- 

 talline sex hormones on the differentia- 

 tion of the gonads of an undifferenti- 

 ated race of Rana catesbiana tadpoles. 

 J. Exper. Zool. 84:39. 



Rahn, H. 1939. The development of the 

 chick pituitary with special reference to 

 the cellular differentiation of the pars 

 buccalis. J. Morph. 64:483. 



Rankin, R. M. 1941. Changes in the con- 

 tent of iodine compounds and in the his- 

 tological structure of the thyroid gland 

 of the pig during fetal life .Anat. Rec. 

 80:123. 



Rumph, P., and Smith, P. E. 1926. The 



first occurrence of secretory products 

 and of a specific structural differentiation 

 in the thyroid and anterior pituitary dur- 

 ing the development of the pig foetus. 

 Anat. Rec. 33:289. 



Selye, H. 1948. Textbook of Endocrinol- 

 ogy. Universite de Montreal, Montreal, 

 Canada. 



Smith, P. E. 1916. The effect of hypo- 

 physectomy in the early embryo upon 

 growth and development of the frog. 

 Anat. Rec. 11:57. 



. 1920. The pigmentary growth and 



endocrine disturbances induced in the 

 anuran tadpole by the early ablation of 

 the pars buccalis of the hypophysis. Am. 

 Anat. Memoirs. 11, The Wistar Institute 

 of Anatomy and Biology, Philadelphia. 



Wheeler, R. S., and Hoffman, E. 1948a. 

 Goitrous chicks from thyroprotein-fed 

 hens. Endocrinology. 42:326. 



and 



-. 1948b. Influence of 



quantitative thyroprotein treatment of 

 hens on length of incubation period and 

 thyroid size of chicks. Endocrinology. 

 43:430. 



White, M. J. D. 1948. Animal Cytology 

 and Evolution, Chap. XI. Cambridge 

 University Press, London. 



Willier, B. E. 1921. Structures and homol- 

 ogies of free-martin gonads. J. Exper. 

 Zool. 33:63. 



1939. Chap. III. The embryonic 



development of sex in Sex and Internal 

 Secretions by Allen, et al., 2d ed.. The 

 Williams & Wilkins Co., Baltimore. 



Wislocki, G. B. 1932. Placentation in the 

 marmoset (Oedipomidas geoffroyi) with 

 remarks on twinning in monkeys. Anat. 

 Rec. 52:381. 



Witschi, E. 1939. Chap. IV. Modification 

 of the development of sex in lower ver- 

 tebrates and in mammals in Sex and In- 

 ternal Secretions by Allen, et al., 2d 

 ed.. The Williams & Wilkins Co., Bal- 

 timore. 



