Front Matter
p. 0
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Algae in Water Supplies of Ohio
Palmer, C. Mervin pp. 225-244
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A New Species of Idiocerus from the Southwest and a Review of the Related Species (Homoptera: Cicadellidae)
Freytag, Paul H. pp. 244-252
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Eurytemora Affinis, A Calanoid Copepod New to Lake Erie
Engel, Ronald A. p. 252
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Breathing Movements of the Cuban Burrowing Cockroach
Myers, Theodore B.; Fisk, Frank W. pp. 253-257
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Chromosome Numbers and Observations in the Genus Silphium
Fisher, T. Richard; Cruden, Robert W. pp. 258-259
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Crayfishes of the Cheat River Watershed in West Virginia and Pennsylvania. Part II, Observations upon Ecological Factors Relating to Distribution
Schwartz, Frank J.; Meredith, William G. pp. 260-273
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Trematodes from the Cave Bat. Myotis Sodalis Miller and Allen
Williams, Russell R. p. 273
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Conservation and the Ohio Academy of Science : An Historical Review
Dexter, Ralph W. pp. 274-280
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Effects of Sodium Fluoride on Leaf Catalase Activity
Newman, D. W. pp. 281-288
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Back Matter
p. 999
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