1922] McDonald: On BalanticUuni coli and BaUmtidium suis 253 



TABLE l—{Cmitinu.ed) 



Individuals from Pk; No. 1 

 {Bal. suis. with five exceptions) 



IxDIVIDI:ALS FROM PiG NO. 4 



{BaL coli, with one exception) 



Ratio of 

 Length in Breadth in length to 



microns microns breadth 



69 60 1.15 



81 54 1.50 



87 66 1.32 



84 69 1.22 



78 60 1.30 



66 51 1.29 



66 54 1.22 



96 66 1.45 



81 54 1.50 



84 66 1.28 



114 87 1.31 



87 69 1.26 



93 72 1.29 



84 72 1.17 



102 65 1.58 



87 63 1.38 



99 66 1.50 



81 72 1.13 



78 63 1.24 



102 75 1.36 



66 48 1.38 



75 57 1.32 



84 66 1.27 



93 66 1.40 



72 58 1.24 



96 72 1.33 



90 68 1.32 



60 39 1.54 



87 69 1.26 

 69 54 1.28 

 90 69 1.31 

 69 54 1.28 

 72 60 1.20 

 75 57 1.47 

 75 62 1.21 

 72 63 1.14 

 90 75 1.20 



74 66 1.12 

 72 54 1.33 

 60 50 1.20 

 84 58 1.45 

 84 64 1.31 



88 60 1.47 

 99 75 1.32 



75 54 1.39 



* Other characters showed that these individuals -were of the other species rep- 

 resented in tlie table. 



