CONTENTS OF VOL. X. 
Memoirs. 
PAGE 
I Congenital Anomalies in a Native African Race. By Hugh Stannus 
Stannus 1 
II. Tables of Poisson's Exponential Binomial Limit. By H. E. SoPEii 25 
III. On the Poisson Law of Small Numbers. By Lucy Whitaker 36 
IV. The Relationship between Weight of the Seed Planted and the 
Characteristics of the Plant Produced. By J. Arthur Harris 72 
V. On the Probability that two Independent Distributions of Frequency 
are really Samples of the same Population, with special Reference 
to Recent Work on the Identity of Trypanosome Strains. By 
Karl Pearson 85 
VI. On Homotyposis and Allied Characters in Eggs of the Common 
Tern. By Willtam Rowan, K. M. Parker and Julia Bell 144- 
VII. A Piebald Family. By E. A. Cockayne . . . . .197 
VIII. Clypeal Markings of Queens, Drones and Workers of Vespa vulgaris. 
By Oswald H. Latter 201 
IX. Table of the Gaussian "Tail" Functions; when the "Tail" is 
larger than the Body. By Alice Lee 208 
X. Contribution to a Statistical Study of the Cruciferae. Variation 
in the B^lowers of Lepidium draba Linnaeus. By James J. 
Simpson 215 
XL Nochmals liber " The Elimination of Spurious Correlation due to 
Position in Time or Space." Von O. Anderson . . . 2()9 
XII. Statistical Notes on the Influence of Education in Egypt. By 
M. Hosny 280 
XIII. Height and Weight of School Children in Glasgow. By Ethel M. 
Elderton 288 
