Missouri Academy of Science
Transactions

Volume 31
Editor: Mohammad Samiullah

Cesium-137 Content of Wood Ash in Missouri - Haijo Jing and Jay F. Kunze	1

Soil Genesis and Vermiculite Formation from Rhyolite in the St. Francois Mountains of Missouri - Michael T. Aide and David W. Wendel	9

The Benthic Insect Community of the Lower Jacks Fork River - Kathy E. Doisy, Charles F. Rabeni,David L. Galat	xx

Mammals of Tyson Research Center, St. Louis County, Missouri - Ltc Richard M. Pitts, John W. Bickham,Owen J. Sexton,Jane Walker, Richard W. Coles	37

The Ohio Shrimp,Macrobrachium ogione,in the Upper Missippi River - Lesly K. Conaway and Robert A. Hrabik	44

New Records of Freshwater Jellyfish Craspedacta sowerbyi (Lankester) in Missouri - William R. Mabee	47

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