Bull. U. S. B. F. 1912 
Plate LXXXVI. 
Fig. 72. — Massive thyroid tumors in wild Sahtw sebago 4 years old, caught in vSebago I^ake, Maine, 
observ'ed with tumors. Natural size. 
I^argest fish 
Fig. 73. — Smallest tumor fish, domesticated brook trout 5 months old. Natural size. 
