INDEX SLIP. 
Peaesok, Karl (and otEers).—Mathematical Contributions to the Theory of 
Evolution.—IK. On the Principle of Homotyposis and its Eelation to 
Heredity, to the Variability of the Individual, and to that oE the Bace. 
Part I.—Homotyposis in the Vegetable Kingdom. 
Phil. Trans., A, vol. 197, 1901, pp. 285-379. 
Heredity—Eelation to Homotyposis, to Variability of Species, to 
Evolutionary Descent. 
Peaeson, Karl (and others). 
Phn. Trans., A, vol. 197, 1901, pp. 285-379. 
Homotyposis—Principle of, Eelation to Heredity and Variability. 
Peaeson, Karl (and others). 
Phil. Trans., A, vol. 197, 1901, pp. 285-379. 
Variability-—in the Individual and in the Eace—Eelation to Homo¬ 
typosis and Heredity. 
Peaeson, Karl (and others). 
Phil. Trans., A, vol. 197, 1901, pp. 285-379. 
Vegetable Kingdom—Homotyposis in. 
Peaeson, Karl (and others). 
Phil. Trans., A, vol. 197, 1901, pp. 285-379. 
