X LIST OF PLATES 



PLATE TO FOLLOW PAGE 



o 4 ( A. Bacteria from an infusion of Peas X 1 250 1 



\B. Bacillus tuberculosis x 1250 ( .240 



35 ( A. Malaria parasite x 1200 . ) 

 I B. Trypanosoma gambiense x 2480 j 



36. 



B. Trypanosoma gambiense x 2480 



A. Unstained micrococci x 1000 



B. Yeast x 700 



Spirochceta pallidax 1000, dark ground)- . 244 

 ' 



D. ' Yeast x 700, dark ground 



E. Wild Yeast x 700 



37. Culture Tubes (Colour plate) ..... 246 



{A. Daphnia pulex X 20 ~\ 



B. Cyclops quadricornis X 18 ' .> . . . . 248 



C. Trypanosomes in blood x 400 J 



^ q f A. Arachnoidiscus ehrenberghii x 375 ) 



\ B. Orthoneis splendida x 620 . . 



40. Triceratium favus x 620 .... . . . 256 



A. Actinoptychus heliopelta x 270 j 

 41 B - X 1250 1 



C. Pleurosigma angulatum x 720 [ ^56 



D. Navicula lyra x 1035 . ) 



42. Pleurosigma angulatum x 5000 . . . ; . 256 



(A. Surirella gemma x 1620 ] 



B. Amphipleura pellucida x 1250 }- . . '' . . 256 



C. X3750J 



f A. Root apex of Fritillaria x 4201 



\B. Egg of Ascaris x 1200 . / ... 262 



