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Frederick Schueler
Bishops Mills Natural History Centre
Canada
3 articles by this author
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Notes on Geographic Distribution
Forty years later: distribution of the introduced Heath Snail, Xerolenta obvia, in Ontario, Canada (Mollusca: Gastropoda: Hygromiidae)
    Robert Forsyth, Michael Oldham, Eric Snyder, Frederick Schueler, Ross Layberry
10.15560/11.4.1711
 07-08-2015
 Unique: 2033 | Total: 3696  | Access Period:
 1-8
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Notes on Geographic Distribution
Patera appressa (Say, 1821), an introduced land snail in Ontario, Canada (Mollusca: Gastropoda: Polygyridae)
    Robert Forsyth, Michael Oldham, Frederick Schueler
10.15560/11.2.1583
 17-02-2015
 Unique: 1360 | Total: 2470  | Access Period:
 1-6
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Notes on Geographic Distribution
Mollusca, Gastropoda, Ellobiidae, Carychium minimum, and Ferussaciidae, Cecilioides acicula: Distribution extension and first provincial records of two introduced land snails in Ontario, Canada
    Robert Forsyth, Michael Oldham, Frederick Schueler
10.15560/4.4.449
 01-11-2008
 Unique: 1239 | Total: 1915  | Access Period:
 Reprint: € 3,00
 449-452
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