BIOMETRIKA 
A Journal for tlie Statistical Study 
of Biological Problems 
Founded by W. F. R. WELDON, FRANCIS 6ALT0N and KARL PEARSON 
Edited by KARL PEARSON 
-<♦>- 
Contents of Vol. VIII, Parts I and II. (July 1911) 
I. A Third Co-operative Study of Vespa Vulgaris. Comparison of Queens 
of a Single Nest with Queens of the General Antumn Population. By 
E. Y. Thomson, Julia Bell, M.A., and Karl Pearson, F.E.S. (With two 
Diagrams in the text) 
II. Pigmentation of the Hair and Eyes of Children suffering from the Acute 
Fevers: its Effect on Susceptibility, Kecuperative Power, and Race Selec- 
tion. By David Macdonald, M. B., Ch. B. 
III. First Results from the Oxford Anthropometric Laboratory. By E. Schuster, 
D.Sc. (With one Diagram in the text) 
IV. On the Correlation between Somatic Characters and Fertility. Illustrations 
from the Involucral Whorl of Hibiscus. By J. Arthur Harris, Ph.D. (With 
one Diagram in the text) 
V. Anthropometry of Modern Egyptians. By J. I. Craig, M.A., F.R.S.E. (With 
two Diagrams in the text) 
VI. The Teacher’s Estimation of the General Intelligence of School Children. 
By H. Waite, M.A. 
VII. On the Significance of the Teacher’s Appreciation of General Intelligence. 
By Walter H. Gilby, B.Sc., assisted by Karl Pearson, F.E.S. (With one 
Diagram in the text) 
VIII. The Danger of Certain Formulse suggested as Substitutes for the Corre- 
lation Coefficient. By David Heron, D.Sc. (With seven Diagrams in 
the text) 
XI. Cranial Type Contours. By the late R. Crewdson Benington, M.D., pre- 
pared for press by Karl Pearson, F.E.S. (With thirty-two Plates in the 
text, and thirty-two copies on tissue in pocket) 
X. The Opsonic Index. “Mathematical Error and Functional Error.” By 
Karl Pearson, F.E.S. (With nine Diagrams in the text) 
Miscellanea. 
Biomdrika appears about four times a year. A volume containing about 
500 pages, with plates and tables, is issued annually. 
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