Browsing Ohio Journal of Science: Volume 93, Issue 4 (September, 1993) by Title
Now showing results 1-11 of 11
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An Annotated List of New Seasonal and County Records for Ohio Dragonflies (Odonata)
Alrutz, Robert W. ( 1993-09 )This report is a contribution to the Ohio Dragonfly Survey. It includes 147 new county records involving 40 Ohio counties plus 17 new seasonal records together with notes on the ecology and behavior of selected species. ... -
Back Matter
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Book Reviews
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Brief Note: First Report of Lepidodermella squamata (Gastrotricha: Chaetonotida) from Lake Erie
Evans, Wayne A. ( 1993-09 )In July 1992 a population of the freshwater chaetonotid gastrotrichLepidodermella squamata was discovered in a protected beach on South Bass Island in Put-in-Bay, Lake Erie, OH. L. squamata is most commonly reported from ... -
Brief Note: Odonata Records for Northwest Ohio
Moody, Dwight L. ( 1993-09 )Ischnura kellicotti, the lilypad forktail damselfly, was found on 3 July 1992 at the Mud Lake Bog Nature Preserve, Williams County, OH. This is the first recorded collection/identification for this species in Ohio. ... -
Decline in the Index of Biotic Integrity of Delaware Run, Ohio, over 50 Years
Gatz, A. John; Harig, Amy L. ( 1993-09 )The purpose of this study was to compare the present biotic integrity of a central Ohio headwater stream with the conditions in 1940. Major changes in fish faunal composition occurred in Delaware Run over this time period. ... -
Depositional Environments of the Pictured Cliffs Sandstone, Late Cretaceous, near Durango, Colorado
Tokar, Frank J., Jr.; Evans, James E. ( 1993-09 )The Pictured Cliffs Sandstone was deposited in the northwestern part of the San Juan Basin (Colorado-New Mexico) during the last regression of the Cretaceous Interior Seaway. The unit is generally interpreted as deltaic ... -
Front Matter
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Predation by Cats on the Unique Endemic Lizard of Socorro Island (Urosaurus auriculatus), Revillagigedo, Mexico
Arnaud, Gustavo; Rodríguez, Antonio; Ortega-Rubio, Alfredo; Alvarez-Cárdenas, Sergio ( 1993-09 )During 1990 the distributions of the endemic lizard (Urosaurus auriculatus^ and the feral cat (Felts catus) of Socorro Island were observed and scats of the last species were collected. A total of 46 cat scats were analyzed, ... -
Research Review: Evolution of Genetic Concepts for Ohio Soils
Smeck, Neil E. ( 1993-09 )The earliest genetic concepts of Ohio soils stressed the occurrence of gray eluvial and brown, Fe and Al rich subsoils. Although Conrey recognized clay eluviation-illuviation as an important genetic process as early as the ... -
Technology: Tomorrow's Determinate
Janson, Richard W. ( 1993-09 )