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Photocycle-Dependent Emergence by Cercariae of Halipegus occidualis from Helisoma anceps, with Special Reference to Cercarial Emergence Patterns as Adaptations for Transmission.
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Emergence by cercariae of Halipegus occidualis (Hemiuridae) from naturally infected Helisoma anceps (Pulmonata) was evaluated with respect to change in temperature and light. Total cercarial emergence per snail per day increased with temperature in 2 experiments: at constant temperatures of 16,...
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