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TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



the means of spreading by breakdown of previously 

 capsulated growths. In this Halibut there were very 

 many tumours varying in diameter, from about one-half 

 to ten centimetres. The larger tumours were probably 

 the result, not only of individual growth, but also of the 

 confluence of originally distinct growths. The larger 

 tumours were always loaded with melanin; the smaller 

 ones were colourless or faint pink. The general appear- 

 ance of these smaller tumours is represented in Text- 

 figs. 1 and 2. Text-fig. 1 (part of a longitudinal 



Fig. 1. 



Fig. 2. 



Figs. 1 and 2. Hand sections through the flesh of a Halibut containing 

 Melanotic Sarcomata. The upper fig. (1) is part of a longitudinal section, 

 and the lower fig. (2) is part of a transverse section. 



