TABLE 1 
Comparisons of the Swimming Velocities of Fasciola gigantica Miracidia in Distilled Water (Controls) and in Three Dilutions of 
Molluscan Plasma (The Student t Test Was Employed to Determine Significances) 
Compatibility in Trematodes and Molluscs — Cheng 
143 
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1 The miracidia used were 25 minutes post-hatching. 
2 The miracidia used were 18-20 minutes post-hatching. 
3 The miracidia used were 15 minutes post-hatching. 
