(t. H. F. Nuttall 
413 
Adults. 
Lot 
Host 
Date when ticks 
put on host 
Host main¬ 
tained at 
average 
temp, of 
Number of gorged 
ticks collected on 
successive days 
Remarks 
{Females) 
N. 1732 
Calf 
27. IV. 1913 
19° C. 
2 on day 
10 
3 had been placed on 
1 „ 
12 
calf’s ear 2 days before 
the 3 ?. 
>? 
99 
13. V. 
20° C. 
1 on day 
6 
ditto. 
0 
99 
7 
,, 
21. V. 
22° C. 
2 on day 
6 
ditto. 
1 „ 
8 
>> 
99 
30. V. 
20° C. 
1 on day 
8 
ditto. 
,, 
99 
11. VII. 
20° C. 
2 on day 
7 
20 cj had been placed on 
5 
8 
calf’s ear 4 days before 
3 „ 
9 
20 ?. 
■> 
" 99 
10 
?> 
99 
28. vn. . 
22-5° C. 
5 on day 
7 
16 (J had been placed on 
ear before 16 $. 
99 
99 
14. X. 
14-5 °C. 
7 on day 
8 
7 (J put on before 7 $. 
99 
99 
24. X. 
14-1° C. 
1 on day 
7 
12 put on before 12 $ . 
7 „ 
8 
1 „ 
9 
1 „ 
10 
99 
99 
17. XI. 
10° C. 
4 on day 
9 
6 put on before 6 $. 
2 
99 
11 
Total 
50 $ 
(Males) 
N. 1732 
Calf 
25. IV. 1913 
put on 3 (J 
1 on day 
41 was found wandering 
in ear sack. 
1 ,, 152 found stiU attaclicd 
and aUve. 
1 „ 161 found loose and dead 
in sack. 
8. vir. 1913 put on 20 2 on day 65 found loose and dead 
in sack. 
1 „ 140 found loose and dead 
in sack. 
1 „ 145 found loose and dying 
in sack. 
1 „ 163 found wandering in 
sack. 
1 „ 225 found wandering in 
1 „ 
sack. 
267 found still attached 
and lively when the 
host died of East 
Coast Fever (con- 
ve 3 red by Rhipice- 
Total 10 
phalus appendiculatus) 
27—2 
