eastern half of Canada
arbitrary point to represent the eastern half of Canada.
latitude: 49 49°0'0"N
longitude: -75 75°0'0"W
[Precision of location: gauged from chart or map]
[Site Named Here by name of sea, gulf, or country named in source publication]
Phagocata morgani | 1989 or earlier | Eastern half of the United States and Canada, also introduced into California. | ||
Procotyla fluviatilis | 1989 or earlier | Eastern and midwestern United States and Canada |
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