CARCINOMA OF THE THYROID IN SALMONOID FISHES. 385 



Diagram i.— Pish 61, S. fontinalis, length 20 cm.; type alveolar. 



Diagram 3.— Fish 72. S. fontinalis, length 36.5 cm.; type alveolar. 



Diagram 3.— Fish 73, S. fontinalis, length 23 cm.; type alveolar. 



Diagram 4.— Fish 75-157. -S. forUinaiis, length 26.4 cm. ; type tubular. 



