University of Illinois Urbana-Champaign

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Showing 1–30 of 1,573 items
Thumbnail for The Mecoptera, or Scorpionflies, of Illinois
The Mecoptera, or Scorpionflies, of Illinois
Webb, Donald W.; Penny, Norman D.; Marlin, John C.

Thumbnail for The Diptera, or True Flies, of Illinois. I. Tabanidae
The Diptera, or True Flies, of Illinois. I. Tabanidae
Pechuman, L.L.; Webb, Donald W.; Teskey, H.J.

Thumbnail for Hook-and-Line Catch in Fertilized and Unfertilized Ponds
Hook-and-Line Catch in Fertilized and Unfertilized Ponds
Hansen, Donald F.; Bennett, George William; Webb, Donald W.; Lewis, John M.

Thumbnail for INHS Reports, Autumn 2004
INHS Reports, Autumn 2004
Illinois Natural History Survey

Thumbnail for Chapter 9: Aquatic Macroinvertebrates, Section A: Aquatic Macroinvertebrates (Exclusive
            of Mosquitoes)
Chapter 9: Aquatic Macroinvertebrates, Section A: Aquatic Macroinvertebrates (Exclusive of Mosquitoes)
Brigham, Allison R.; Page, Lawrence M.; Unzicker, John D.; Wetzel, Mark J.; Brigham,Warren U.; Webb, Donald W.; Suloway, Liane

Thumbnail for Illinois Cave Amphipod  ( Gammarus acherondytes ) Recovery Plan
Illinois Cave Amphipod ( Gammarus acherondytes ) Recovery Plan
Bade, Joan; Taylor, Steven J.; Webb, Donald W.; Panno, Samuel V.; Moss, Philip; Lewis, Julian J.; Tecic, Diane; Brand, Dennis; Hartman, Kenneth

Thumbnail for INHS Reports, September/October 1993
INHS Reports, September/October 1993
Illinois Natural History Survey

Thumbnail for INHS Reports, January/February 2000
INHS Reports, January/February 2000
Illinois Natural History Survey

Thumbnail for INHS Reports, Autumn 2007
INHS Reports, Autumn 2007
Illinois Natural History Survey

Thumbnail for INHS Reports, Winter 2005
INHS Reports, Winter 2005
Illinois Natural History Survey

Thumbnail for INHS Reports, January/February 1994
INHS Reports, January/February 1994
Illinois Natural History Survey

Thumbnail for INHS Reports, December 1990
INHS Reports, December 1990
Illinois Natural History Survey

Thumbnail for Identification of Macroinvertebrate Samples for State E.P.A.
Identification of Macroinvertebrate Samples for State E.P.A.
Webb, Donald W.; Unzicker, John D.; Page, Lawrence M.; Wetzel, Mark J.; Brigham,Warren U.

Thumbnail for Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and
            Hydrogeology
Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and Hydrogeology
Reed, P.C.; Wetzel, Mark J.; Webb, Donald W.; Young, T.C.; Phillippe, Loy R.