Table 3.
Mean values (S.D.) of five parameters measured on some heat-killed cercariae of H. cylindracea after their shedding from snails originating from three sites.
| Parameters | Site ii (2007 + 2009) | Site iii (2007) | Site iv (2009) |
|---|---|---|---|
| Number of cercariae | 20 + 30 | 20 | 30 |
| Total length of the body (μm) | 406.4 (19.6) | 395.7 (15.8) | 402.7 (13.2) |
| Total length of the tail (μm) | 296.1 (23.9) | 283.5 (19.8) | 287.3 (21.2) |
| Diameter of the oral sucker (μm) | 73.2 (2.5) | 71.3 (2.9) | 71.0 (1.7) |
| Diameter of the ventral sucker (μm) | 68.4 (2.7) | 66.2 (1.8) | 67.4 (1.4) |
| Length of the stylet (μm) | 30.7 (0.4) | 30.7 (0.5) | 31.0 (0.8) |