34 



GENETIC STUDIES OF RABBITS AND RATS. 

 TABUS 14. Correlation of ear-length with humerus-length. 



Mean ear-length, 105.46 0.41. S. D. ear-length, 11. 46 0.29. 



Mean humenu, 64. 1 7 0. 13. 8. D. humerus, 3.73 0.09. r, 0.823 0.01 1 . 



TABLE 15. Correlation of ear-length with femur-length. 



Mean ear-length, 106.46 0.41. 8. D. ear-length, 11.47 0.29. 

 Mean fcmur, 80.730.18. 8. D. femur, 6.000.12. r, 0.8280.011. 



