393 
CARCINOMA OR THE THYROID IN SAEMONOID FISHES. 
Diagram 34. — I^ish 149, S. fontinalis, length 23 cm.; type alveolar. 
Diagram 35. — Fish 160, S. fontinalis^ length 21.9 cm.; type alveolar. 
Diagram 36. — Fish 173, S. fontinalis ^ length 14.5 cm.; type alveolar. 
