PLATE III. 



Fig. 52. Cod, section of cancerous tumour on urinary bladder. Enlarged. 



53. Anarrhichas lupus. Section of cancerous tumour. Enlarged. 



54. Cod, Section of Angioma. Enlarged. 



55. Plaice (Pleuronectes platessa), external ulcer, section of diseased muscle. 

 Enlarged. 



56. Cod, brown parasite in muscles, 1*1 x - 55 mm. Enlarged. 



57. Plaice, external ulcer, section. Enlarged. 



58. Humpty cod, green spoie-like body found in one of the diseased joints 

 of vertebral column. Enlarged. 



59a. Catfish (Anarrhichus lupus). Tumour in muscles. Sporozoon in muscle 



fibre. Enlarged. 

 59b. Do. do. Drawings of spores. Enlarged. 



60. Cod, brown parasite in muscle. Enlarged. 



61. Plaice, external ulcer, blood-vessel and section of normal muscle. 

 Enlarged. 



62. Catfish. Tumour in muscles. Swollen white muscle fibre. Nat. size. 



64. Cod, drawing of a small part of the green parasite (Boles trelis) in 

 muscles. Enlarged. 



65. Cod, green parasite in muscles. 



66. Humpty cod. Green spore-like body found between abnormal vertebne. 

 Enlarged. 



67. Cod, green parasite in muscles, allied to Fig. 64. Enlarged. 



68. ,, ,, ,, ,-. Enlarged. 



69. ,, brown parasite, - 57 x "22 mm. Enlarged. 



70. ,, section of a brown parasite. Enlarged. 



71. ,, green parasite in muscles. The nucleus (n.) is colourless. 

 Enlarged. 



72. Cod, section of portion of a green parasite in muscles. Enlarged. 



73. ,, brown parasite — an amber-coloured ball. 



74. ,, green parasite, quashed capsule. Enlarged. 



75. ,, green parasite in muscle. End of shoot in an investment made of 

 connective tissue. Enlarged. 



76. Cod, green parasite in muscles. 



77. ,, ,, ,» >> Capsule found among the muscles. 

 Enlarged. 



