110 LECTURES. 



lodged in the maternal body, it would, I hold, 

 require a great stretch of the imagination to believe 

 that these intra-uterine ova also support faecal 

 matter on the exterior of their shells. I repeat my 

 conviction therefore, that it is not fair to state, 

 without reservation, that every sufferer from this 

 parasite must have " swallowed minute portions of 

 his own or another person's faeces." Eggs are not 

 faeces, neither when swallowed are they necessarily 

 covered or contaminated with faecal matter. 



