40 



GENETIC STUDIES OF RABBITS AND RATS. 

 TABLE 26. Correlation of femur with humerus, F, only. 



Mean femur, 82.64. S. D. femur, 4.08. 



Mean humerus, 65.58. S. D. humeruB, 2.68. r, 0.888 0.017. 



TABLE 27. Correlation of femur with humerus, F t only. 



Mean femur, 80.67. S. D. femur. 4.48. 



Mean humenifl. 66.21. S. D. humerus, 3.45. r, 0.878 0.010. 



TABLE 28. Correlation of tibia with humerus. 



Mean tibia, 93.64 0.19. 8. D. tibia. 5.35 0.13. 



Mean humerus. 64.150.13. S. D. humerus. 3.78 () >, 0.9040.006. 



