Buij.. U. S. B. F. 1912. 
Plate XCIV. 
Fig. 90. — I,ow power section at median line through thyroid region of wild W’i.sconsin brook trout, showing well- 
developed carcinoma of the thyroid infiltrating surrounding structures, bone and cartilage. After 18 months raw liver 
feeding at Craig Brook. Experimental induction of carcinoma of the thyroid. X13, 
