BUIvLETIN OF THE BUREAU OF FISHERIES. 
524 
Thompson, F. D. 
rgii. The thyroid and parathyroid glands throughout vertebrates, with observations on some other 
closely related structures. Philosophical Transactions of the Royal Society of Uondon, 
series B, vol. 201, p. 91. 
Tyzzer, E. E. 
1907. A study of heredity in relation to the development of tumors in mice. Journal of Medical 
Research, vol. 17 (n. s., vol. 12), p. 199. 
Virchow, Rudolf. 
1863. Die krankhaften Geschwiilste, bd. HI. 496 p. 
Wilms, M. 
1910. Experimentelle Erzeugung und Ursache des Kropfes. Deutsche medizinische Wochen- 
schrift, xxxvi. jg., 1910, no. 13, p. 604-606. 
WOlfler, Anton. 
1883. Ueber die Entwicklung und den Bau des Kropfes. Archiv fiir klinische Chirurgie, bd. 
XXIX, 1883, heft 3, p. 754-866, 10 pi. 
