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Spermophilus chrysodeirus

Plumat Co Some chipmunks of California, showing distinct species

produced through isolation.
From nature, by William Sacketon Atkinson.

SERIES E POPULAR ADDRESSES O

TE: EVOLUTION OF LIFE

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BY

DAD STARR JORDAN, PH. D.

OF LELAND STANFORD JUNIOR UNIVERSITY

PRESIDEN

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Spermophilus cher, hapnunks of California, showing distinct species

Plen

produced through isolation. From nature, by William Sacketon Atkinson.

A SERIES OF POPULAR ADDRESSES ON

THE EVOLUTION OF LIFE

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