MALARIA EXPEDITION TO NIGERIA 223 
C. Juju Town 
Age 
No. Examined 
Result 
0- I 
1- 2 
I I 
8 positive 
(1) All stages of quartan parasites 
(2) Few aestivo-autumnal ring forms 
(3) Numerous „ „ „ 
(4) 
(5) , „ 
(6) An occasional ring form 
(7) ,, ,, ,, ,, and a few quartan forms 
(8) All stages of quartan 
2-3 
12 
8 positive 
(1) Few aestivo-autumnal rings 
(2) An occasional ring form 
(3) Several young and a few mature quartan forms 
(4) Few aestivo-autumnal rings 
(5) Numerous aestivo-autumnal rings 
(6) Two crescents 
(7) Several aestivo-autumnal rings 
(8) Several young quartan parasites — also sporulating forms 
3-+ 
9 
5 positive 
(1) A large, a medium sized, and a small tertian parasite 
(2) Many aestivo-autumnal rings 
(4) „ 
(5) »j » »> » 
4" 5 
1 2 
7 positive 
(1) All stages of quartan 
(2) Very numerous aestivo-autumnal ring forms 
(3) Several ring forms, and a few half-matured quartans 
(4) Several aestivo-autumnal rings 
(5) All stages of quartan 
(7) Few aestivo-autumnal rings 
5-6 
4 
6- 7 
10 
1 positive 
(1) An occasional ring form 
7-8 
9 
4 positive 
(1) Few aestivo-autumnal rings 
(2) Several aestivo-autumnal rings 
(3) Very occasional ring form 
(4) „ „ ,, and two crescents 
8-9 
2 
1 positive 
(1) Several ring forms and a few mature quartans 
9-10 
10 + 
1 
