WEIGHT OF eyeballs: WILD NORWAY 



371 



TABLE 202 

 Giving the diameters and nucleus-plasma ratios of the standard, inbred and Norway 

 rats according to body loeight, based on previous tables. In each instance the 

 values given are for the two sexes combined 



TABLE 203 

 The weight of both eyeballs in wild Norway rats — on body length, together loith weight 

 of the eyeballs in the albino {table 144) on a body loeight similar to the observed 

 body weight Norway and to the body weight (Norway) as given in table 187 on 

 the observed body length 



NUMBER 

 OP CASES 



AVERAGE 



BODY LENGTH 



OBSERVED 



AVERAGE BODY WEIGHT 



Observed 



In table 



AVERAGE WEIGHT OP BOTH EYE-B.\LLS 



Norway 

 observed 



Albino 



On 



observed 



Norway 



body weight 



On Norway 

 body weight 

 on observed 

 body length 

 in table 



Males 



Females 



134 

 191 

 208 

 221 

 229 



67 

 158 

 222 

 275 

 332 



59 

 157 

 207 

 253 



287 



0.147 

 0.247 

 0.262 

 0.277 

 0.325 



0.166 

 0.242 

 0.284 

 0.316 

 0.348 



0.158 

 0.242 

 0.275 

 0.303 

 0.323 



