14 THOMPSON YATES AND JOHNSTON LABORATORIES REPORT 
Children at Bathurst — continued — 
No. Examined 
No. Infected 
Nature of Infecti' 
Remarks 
(1) One crescent present 
(2) Ring forms, large quartan parasite, one crescent 
(3) Few aestivo-autumnal ring forms 
(_}.) Many aestivo-autumnal ring forms 
(5) Few aestivo-autumnal ring forms, twelve crescents, which 
had not changed after two hours, were counted in drop 
of blood, others had flagellated very soon after the 
blood was drawn 
(1) Three crescents in slide 
(2) Large and small quartan forms, pigmented mononuclear 
leucocytes 
(3) Few aestivo-autumnal ring forms, pigmented mono- 
nuclear leucocytes 
(4) Ditto 
(5) Ditto 
(6) Ring forms, half-grown quartan parasites, pigmented 
mononuclear leucocytes 
(7) Large quartan forms, pigmented mononuclear leucocytes 
(1) All stages of quartan parasite, pigmented mononuclear 
leucocytes 
(2) Quartan parasites, pigmented mononuclear leucocytes 
(3) Aestivo-autumnal ring forms, one crescent 
( 1 ) Few aestivo-autumnal ring forms, one crescent, pigmented 
mononuclear leucocytes 
(1) Few small and half-grown tertian parasites, tertian 
gametocytes 
(2) All stages of quartan parasites 
( 1 ) Age ten years, only one aestivo-autumnal ring form 
present in slide 
(2) Age eleven years, four aestivo-autumnal ring forms 
present in slide. The ages of the non-infected children 
were fifteen, fourteen, fifteen years, respectively 
