CARCINOMA OF THE THYROID IN SALMONOID FISHES. 



389 



Diagram 17. — Fish 133. humpback, length 14.4 cm.: type alveolar. 



DiAORAU 18. — Fish 139, Salfno hybrid, length 10.7 cm.; type alveolar. 



Diagram 19.— Fish 140, Salmo hybrid, length 8.7 cm.; type solid. 



Diagram 20. — Fish 151, S. fontmalts. length »a cm.; type tubular. 



