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Class Hirudinea
41511
Class Hirudinea
http://lakes.chebucto.org/ZOOBENTH/BENTHOS/xxvi.html
Basic introduction to the orders and families, habitat, and value as an indicator of overall ecosystem health.
Biology > Biota > Fauna > Annelida > Hirudinea
Jan 6, 2008
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Other links at Biology > Biota > Fauna > Annelida > Hirudinea
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An introduction to the biology, classification and ecology of leeches, the subclass Hirundinae
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Basic introduction to the orders and families, habitat, and value as an indicator of overall ecosystem health.
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The authors state that Piscicola geometra (L.), Piscicola respirans Troschel, 1850, and Caspiobdella fadejewi (Epshtein, 1968) find their hosts (fishes) by reacting to their shadow.
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