Front Matter
pp. 0
Article description | Article Full Text PDF (738KB)

Lichen Accumulation of Some Heavy Metals from Acidic Surface Substrates of Coal Mine Ecosystems in Southeastern Ohio
Lawrey, James D.; Rudolph, Emanuel D. pp. 113-117
Article description | Article Full Text PDF (424KB)

Predation by Fish on Walleye Eggs on a Spawning Reef in Western Lake Erie, 1969-71
Wolfert, David R.; Busch, Wolf-Dieter; Baker, Carl T. pp. 118-125
Article description | Article Full Text PDF (479KB)

The Genus Rhogosana (Homoptera: Cicadellidae) with Descriptions of Three New Species
DeLong, Dwight M. pp. 126-129
Article description | Article Full Text PDF (209KB)

Citheronia Sepulcralis (Lepidoptera: Citheroniidae) in Ohio
Horn, David J. pp. 129-129
Article description | Article Full Text PDF (79KB)

A New Species of Mecas from Texas (Coleoptera: Cerambycidae)
Knull, Josef N. pp. 130-131
Article description | Article Full Text PDF (522KB)

Identification of an Aeolian Flat Environment, Wood County, Ohio
Limbird, Arthur pp. 132-137
Article description | Article Full Text PDF (1036KB)

Comparison of Base Flow and Groundwater Chemistry, Oak Openings Sand, Lucas County, Ohio
Shade, J. W.; Valkenberg, N. pp. 138-146
Article description | Article Full Text PDF (558KB)

A Ground Sloth, Megalonyx, from a Pleistocene Site in Darke Co., Ohio
Mills, Richard S. pp. 147-155
Article description | Article Full Text PDF (1964KB)

Effect of Lead Ingestion on In Vitro Steroid Synthesis of the Rat Adrenal Gland
Wright, G. L.; Lessler, Milton A.; Iams, S. G. pp. 155-161
Article description | Article Full Text PDF (466KB)

Formation of Concretions Occurring in the Ohio Shales Along the Olentangy River
Barth, Vincent D. pp. 162-163
Article description | Article Full Text PDF (157KB)

New Publications Received
pp. 163-164
Article description | Article Full Text PDF (236KB)

Back Matter
pp. 999
Article description | Article Full Text PDF (872KB)