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Environment Canada. Year: 2014.   No known copyright restrictions

Flukes is a group of flatworms. There are 5779 species of flukes, in 1118 genera and 98 families. This group has been around since the Barremian Age. Trematoda (flukes) includes groups like Stichocotylidae.

EOL has data for 11 attributes, including:

Known occurrences, collected specimens and observations of flukes