. Annals of the New York Academy of Sciences. Science. 52 OSBORN. tralia and New Zealand. Such a connection strengthens the conception announced by Huxley in 1868, that the zoological regions were mainly upon lines of latitude, rather than as suggested by the present configuration of the earth, upon lines of longitude. With the theoretical elevation of this submerged continent (Fig. II), which may be called the '* Ant-. F'lG. II.—Restoration of Antarctica by elevation to the 3040 sounding line, showing old continental lines and greater depth between Africa and Antarctica. arctic Region,"
. Annals of the New York Academy of Sciences. Science. 52 OSBORN. tralia and New Zealand. Such a connection strengthens the conception announced by Huxley in 1868, that the zoological regions were mainly upon lines of latitude, rather than as suggested by the present configuration of the earth, upon lines of longitude. With the theoretical elevation of this submerged continent (Fig. II), which may be called the '* Ant-. F'lG. II.—Restoration of Antarctica by elevation to the 3040 sounding line, showing old continental lines and greater depth between Africa and Antarctica. arctic Region," so as to connect the southern land masses at various times, all present and past geographical distribution of mammals may be theoretically accounted for. Elevation to the 10,000 foot (3040 meter) line still leaves a broad channel south of Africa. Without such ele\'ation we are still met by many insuperable Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York Academy of Sciences. New York, New York Academy of Sciences
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