Invasion
Invasion Description
Type Locality: Philadelphia/PA/Schuylkill River (Leidy 1859, cited by Brehm 1978)
Geographic Extent
NJ/Egg Harbor River (Leidy 1883, cited by Brehm 1978), near Poughkeepsie/NY/Hudson River (1973, USNM 52039, US Museum of Natural History 2007)
Vectors
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