Chapter VII: By-Paths in the Domain of Biology

BEING AN ADDRESS DELIVERED TO THE BIOLOGICAL SECTION OF THE BRITISH
ASSOCIATION (GLASGOW, SEPTEMBER 6TH, 1876) AS PRESIDENT OF THE
SECTION.

Introductory Remarks--ON SOME RELATIONS OF LIVING THINGS TO
THEIR ENVIRONMENT.--The Influence of Locality on Colour in
Butterflies and Birds--Sense-perception influenced by Colour of
the Integuments--Relations of Insular Plants and Insects--RISE
AND PROGRESS OF MODERN VIEWS AS TO THE ANTIQUITY AND ORIGIN
OF MAN--Indications of Man’s Extreme Antiquity--Antiquity of
Intellectual Man--Sculptures on Easter-Island--North American
Earthworks--The Great Pyramid--Conclusion _pages 249-303_

VIII. The Distribution of Animals as Indicating Geographical Changes.

Old Opinions on Continental Changes--Theory of Oceanic
Islands--Present and Past Distribution of Land and
Sea--Zoological Regions--The Palæarctic Region--The Ethiopian
Region--The Oriental Region--Past changes of the Great Eastern
Continent--Regions of the New World--Past History of the American
Continents--The Australian Region--Summary and Conclusion
_pages 304-347_

TROPICAL NATURE,

AND OTHER ESSAYS.