A Contribution to the Knowledge of Variation in Opheodrys vernalis (Harlan) with the Description of a new Species

GROBMAN, A.B.
A Contribution to the Knowledge of Variation in Opheodrys vernalis (Harlan) with the Description of a new Species
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AQ-16022015-641
€9.00
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Ann Arbor 1941, kt., 34 Seiten, eine Karte. Opheodrys vernalis blanchardi subsp. nov.
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Author GROBMAN, A.B.