Ibb 



Rat # 



V/ater 



in cord 



}0 Brain \vt . 

 in relation to 

 body lent^th. 



fj Brain wt. 

 in relation to 

 body weight. 



Atje 

 killed. 

 Days. 



VESecf 71.32 .81365 .72790 234, 



7B57d' 71.10 .84145 .77037 234, 



7B58d* 70.77 .83898 .78858 165, 



7B69d" 72.05 .87307 .77791 297, 



7B70c; 71.37 .38218 .94451 231. 



7B71J' 70.97 .35717 .75528 231. 



73720' 71.10 .37188 .76294 231, 



7B73d' 72.01 .86796 .77739 231, 



7A86cf 71.79 .81781 .79346 206. 



7Ae7d" 71.94 .82533 .70781 206. 



7A88G' 71.00 .81374 .94005 206. 



S336C? 71.30 .36598 .35882 206. 



3B37d' 71.45 .91024 .81842 203, 



38390" 72.24 .91079 .93038 206. 



3310o' 70.36 .37922 .78988 239, 



SBllcT 71.12 .93995 .97495 191. 



7B599 70.98 .88677 1.12786 234. 



7S6O9 71.63 .88432 1.02639 231, 



7A91$ 73.89 ,88564 1.61268* 206. 



7A92$ 71.62 .88337 1.07093 206. 



8B40$ 73.00 .92833 1.19187 200. 



8B16$ 70.27 .89168 .99755 291. 



8E17$ 71.38 .59052 1.13167 239. 



8B18$ 71.21 .93174 3,06949 191. 



8B190 71.38 .91868 1.13049 191. 



8B114$ 70.54 .36190 1.15795 241. 



SEII59 71.37 .88132 1.22913 139. 



8BII69 70.57 .90208 1.27138 241. 



SA380 71,68 .90762 1.13228 236. 



9EI369 71.69 .92833 1.09796 192. 



Average 71.437 .37972 .97889 220. 



Table IXd . Anatomical Data of Inbred Rata. 



*The exceptional relative brain weight is due to the fact that 

 when killed, this rat was in the last stages of pneumonia. 



