CARCINOMA OF THE THYROID IN SACMONOID FISHES. 387 



Diagram 10. — Fish 107, S. irideus, length 14 cm.; type alveolar. 



Diagram h.— Fish 108. S. irideus. length 34 cm.; type alveolar. 



Diagram 12.— Fish ii6. S. saiar sebago, length 10. j cm.; type papiUar. 



