Search Results for the EPA National Library Catalog

Items Found: 5

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Your Search: (AUTHOR=Holsinger AND John AND R.)

 
 
 

Select Item Title Year Published
Biota of freshwater ecosystems : identification manual. 1972
Geology and biology of Pennsylvania caves / 1976
Report of an Amphipod Species New to Ohio: 'Gammarus minus' Say (Amphipoda: Gammaridae). 1977
The freshwater amphipod crustaceans (Gammaridae) of North America / 1976
The freshwater amphipod crustaceans (Gammaridae) of North America / 1972

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