- Detected in faecal specimens of infected human
- Eggs embryonated when passed
- Miracidium hatching from egg is infective to snail intermediate host
Diagnostic features
- Size: 140 x 66 (range: 114-180 x 45-73)
- Shape: Elongated oval
- Colour: Yellow or yellow brown
- Large lateral spine
- Contains a miracidium when passed
