TWENTY-FIRST YEAR OF PUBLICATION. 
THE 
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SC1EI 
1 P ' 
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AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY “THE QUARTERLY JOURNAL OF SCIENCE. ") 
Third \ 
Series/ 
Vol. VI. ( 
No. CXXX. 
OCTOBEE 
1884 . 
CONTENTS 
PAGE 
Articles. 
1. Moral Epidemics and Conta- 
gions .. 569 
2. On the Distribution of Colours 
in the Animal World .. .. 576 
The Health Exhibition . . 
The Influence of Heat and 
Light upon Vegetation 
The Human Face. By D. Y 
Cliff 
The Functions of the Cere 
brum 
The Light of Fireflies .. 
Notes on Coccinella Dispar 
(Common Ladybird). By J, 
W. Slater 
PAGE 
3 - 
4 - 
6 . 
7 - 
8 . 
579 
585 
59i 
593 
595 
599 
597 
Articles— continued , 
g. The Luminosity of Luciola 
Italica 
Analyses of Books. 
An Introduction to Mental Philo- 
sophy on the InduCtive Method 602 
On Insanity and Nervous Disor- 
ders peculiar to Women in 
some of their Medical and 
Medico-Legal Aspects . . . . 605 
Vaccination 
Proceedings of the Bristol Natu- 
ralists’ Society 608 
&c., &c. 
Cop.p.espondence 622 
Notes 627 
LONDON : 
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Where Communications for the Editoj,^an4 -B#oks for Review may be addressed 

PRICE ONE SHILLING AND SIXPENCE 
[The Articles and Reports in this Journal are Copyright .] 
