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Cat for Paleo
SITY OF CALIFORNIA

PALEONTOLOGY LIBRARY
trunkevitch / 723

Matthew Library
ANNALS OF THE NEW YORK ACADEMY OF SCIENCES

Vol. XXIX, pp. 145-180, Pls. I-II

Editor, RALPH W. TOWER ( sep.
ON FAMILIES OF SPIDERS

ALEXANDER PETRUNKEVITCH

ACADEMY
SCIENCES

NEW YORK
PUBLISHED BY THE ACADEMY

30 APRIL, 1923

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