198 
about 5 /<. The zygotes become larger each day, though they dr 
not always appear to grow at equal pace. 
and^t 15 ?? ti0n SiZe may depend on location “ the gut wall 
and relation to nutrition. On the whole, however, the gradual 
“hows -I 5 ' 2 ' ° f th£ Zyg ° te 15 faidy “ the follow!. 
Experiment No. Age of Zygote Type of Peru.itc 
16 
l6 
32 
16 
16 
204 
9 
4 1 
38 
43 
4 r 
38 
33 
42 
36 
ir 
38 
*3 
13 
3 * 
>7 
4~4i day 
4'4i „ 
ft 9 » 
8 H> „ 
Sporozoites in 
6 ? hours 
6 ? 
2 J days 
3 
3 
3 1 
4 
31-42 
4f 
5 
6 i 
7 
7 l 
81 
11 
I2i 
Simple tertian 
salivary glands. Smplc tert 
Malignant tertian 
Size of Zvgote in [i 
12 x 16-5 
17 X 20 
, 9'S 
48, 54 
48 x 54, 55-5 x 66 
(Sporoblasts formed) 
an 
5 
9 x 1 r-25 
9 X 10-5 
7 x 10 
7 x 10 
12 x 15 
12 x 15 
12 x 13-5 
21 
21 
22, 28 
45 x 57 (Contains sporo¬ 
blasts) 
32 X 40 
39 
Sporozoites in salivary glands 
30 (No sporozoites in salivary 
glands) 
JSxtr ™v rom fresh pw- » . 0 P er C e„ 
The zygotL af;rr P T‘ h 0CUlar (Zeiss), 
assume an ovoidal sha D e C SCCn rom the for egoing table, generall 
the other. As thf-v • P ’ ° ne diam eter being a little longer tha: 
periphery assumes beC ° me m ° re vesicular ' th 
becomes more and lke contour, and the pigmen 
inconspicuous. Durin^th! tered ’ discrete » and ultimately 
dumped, but as the*zv<roto\ ^ pigment is tightI> 
pigment usually spreads’ t • < ? C ° mes lar ^ er and vesicular, the 
clumps, or occasionally scattered 2* ? be '‘ S ’ sometimes in smaU 
38 a specimen of Ce tJh ■ discrete. In Experiment No. 
Cc. alb, ma „a contained about fifty malignant 
