Volume 73, 1943-44
– 243 –

Multiple Infestations.
Infestations with more than one species of entozoan were recorded in 15 of the faulty group and eight of the normal group, in other words 32 per cent. of the infestations were multiple in nature. Fifteen were cases of double infestation as follows:
| E. histolytica + E. coli | 4 |
|---|---|
| E. histolytica + G. intestinalis | 2 |
| E. coli + I. bütschli | 1 |
| E. coli + G. intestinalis | 1 |
| E. coli + T. trichiura | 6 |
| E. vermicularis + T. trichiura | 1 |
| Six were cases of triple infestation: | |
| E. histolytica + E. coli + T. trichiura | 2 |
| E. coli + T. hominis + T. trichiura | 1 |
| E. coli + G. intestinalis + T. trichiura | 1 |
| E. coli + E. vermicularis + T. trichiura | 1 |
| E. nana + E. vermicularis + T. trichiura | 1 |
– 244 –

and two were quadruple infestations as follows:
| E. histolytica + E. coli + T. hominis + T. trichiura | 1 |
|---|---|
| I. bütschli + C. mesnili + E. vermicularis + T. trichiura | 1 |
There were seven double infestations and one triple infestation in the normal group, and eight double, five triple, and two quadruple infestations in the faulty group.
