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Packrat Middens: The Last 40,000 Years of Biotic Change by Julio L. Betancourt

Packrat Middens: The Last 40,000 Years of Biotic Change
—
Julio L. Betancourt

Packrat Middens: The Last 40,000 Years of Biotic Change
Julio L. Betancourt with Thomas R. Van Devender, Paul S. Martin

478 pages • first pub 1990 (editions)

Packrat Middens: The Last 40,000 Years of Biotic Change by Julio L. Betancourt

Packrat Middens: The Last 40,000 Years of Biotic Change
—
Julio L. Betancourt

Packrat Middens: The Last 40,000 Years of Biotic Change

Julio L. Betancourt with Thomas R. Van Devender, Paul S. Martin

478 pages • first pub 1990 (editions)

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