STATISTICAL BIOLOGICAL STUDY. 



79 



Inheritance of Eye-color, Homo, 

 s.son; d, daughter; /.father; w, mother. 



( Average of r g/ and r dn 

 Parental < ,, r J an( j r 



Grand- 

 pare: 



( " V andr <* 



intal 1 " t r sfm' T dffi 



' " r sm/ r d/m 



m/^ r smm 

 Great-grand-parental inheritance, average . . 



No . of Changes of Sex. 





 .530 



.370 



.347 



.459 

 .300 

 .222 



.296 

 .145 



.038 



Parental. 



Exceptional fathers produce exceptional sons at a rate 

 three to six times that of non-exceptional fathers and ex- 

 ceptional pairs at ten times the rate of non-exceptional pairs, 

 Pearson, '00 C , pp. 38, 47. 



x y Cor. Reg. 



Longevity: r P X y 



Father and son (Beeton and Pearson, '99) .12 



*' adult son (Beeton and Pearson, '01) .135 .10 



" adult dau. " " ' 130 .08 



Mother and adult son " " " " . 131 . 12 



" dau. " " " " 149 .12 



Eye-color (Pearson and Lee, '00) 55 to .44 



Stature, English middle class: 



Father and son (Pearson, '96, p. 270) 396 .352 



dau. " " " -360 .419 



Mother anjd son " " " 302 .269 



" dau. " " " 284 .275 



Head index, N. Amer. Indian: 



Mother and son (Pearson, '00, p. 458) .370 



" dau. " 300 



Coat-color, thoroughbred horses: 



Sire, foal (Pearson. '00, p. 458) 



Dam, foal " 527 



Fertility : 



Mother and daughter, British upper class 



Father and son, - 051 - 009 



Mother and daughter, British peerage .210 



Father and son, 



Mother and daughter, landed gentry 



Father and son - 116 



r P 



Frontal breadth, Hyalopterus (Warren, '02) 



Length R. antenna, Hyalopterus ' 



Ratio: R. antenna + frontal breadth (Warren, '02) . . . 

 Ratio- Length protopodite-J- length body, Daphnia 



(Warren, '02) 466 - 619 



