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List of works by Robert T. Orr

A New Hummingbird from Southern Mexico

scientific article published in March 1964

A New Race of Snowshoe Rabbit from California

scientific article published in 1933

Animals in Migration

Cetacean Records from the Pacific Coast of North America ⬇️

scholarly article

Description of a New Snowshoe Rabbit from Eastern Oregon, with Notes on Its Life History

scientific article published in 1934

Descriptions of three new races of brush rabbit from California

scientific article published in 1935

From Field and Study

scientific article (publication date: 1937)

From Field and Study

scholarly article published in The Condor in March 1958

General Notes

scientific article published in 1950

Obituaries

Systematic Review of the Californicus Group of the Rodent Genus Peromyscus

scientific article

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