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Volume 94, Number 2 (1987)

Issue cover date: June 1987

Front Matter

Research

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Keys to the Spiders of Northwestern Iowa p. 37-50
Barbara J. Abraham

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Late Holocene Paleoecology of Southeastern Iowa: Development of Riparian Vegetation at Nichols Marsh p. 51-70
R. G. Baker, D. G. Horton, H. K. Kim, A. E. Sullivan, D. M. Roosa, P. M. Witinok, and W. P. Pusateri

Back Matter