224 IKDEX, 



PAGE 



Crustacea, Amphipoda, variability 67 



, correlation 76 



, Daphnia, correlation 77 



, heredity 79, 80 



, Eupagurus, correlation 77 



, local races 84 



, variability 63, 66 



Decimal places, number to employ 8 



Dipsacse, variability 70 



Discontinuous variates 1 



Dissymmetrical animals, bilateral correlation of 76 



Dissymmetry 82 



index 60 



Dominating characters 58 



Echinodermata, correlation 76 



, variability 68 



Environment, direct effect of . 83 



Fertility, heredity of 82 



Fishes, see Pisces. 



Frequency polygon 62 



Fruit, variability of 71 



Galton 's difference problem 27 



Gastropoda, correlation 77 



, variability 67 



Geometric mean -. 15 



Graduated variates 1 



Heredity 55, 78 



, ancestral 78 



Hexapoda, correlation 77 



, variability 66 



Homo correlation 73 



eye-color, heredity of 79 



fertility, heredity of 79, 80 



inheritance 79 



head index, heredity of 79 



mental characters, heredity of 80 



skeletal, correlation 74 



skull, variability of 64 



stature, correlation 79 



weight, variability 63 



variability 64 



(See also Naquada race) 64, 65, 74 



Homotyposis 81 



Hydromedusae, variability 68 



Index of abmodality 23 



dissymmetry 6 



divergence 40 



isolation 41 



variability 15, 17 



Individual 1 



variation 1 



vs. specific variation 63 



Integral variate 1 



Lamellibranchiata, correlation 76 



, local races 84 



, variability 68, 71 



Leaves, variability 71 



Leguminosse, variability 70 



Lepidoptera, variability 66 



Loaded ordinates, method of 12 



Local races 83 



Longevity, inheritance of 79 



Mammalia, correlation. 76 



, variability 65 



Mean 13 



Median. . . . 14 



