G. H, F. Nuttall 
451 
The time Rhipicephalus sanguineus remains upon the host. 
Nymphs. 
No. of gorged 
Host main¬ 
nymphs col¬ 
tained at 
Date when 
lected on suc¬ 
average 
No. of Lot 
Host 
put on host 
cessive days 
temp, of 
Remarks 
N. 237 
Hedgehog 26. ii. 1907 5 on day 10 
irc. 
[Nymjihs feed for 5-7 
10 „ 
11 
days, according to 
8 „ 
12- 
-13 
authors.] 
2 „ 
14 
1 „ 
15 
5 „ 
16 
1 » 
17 
N. 1932 
Dog 
2. V. 1913 7 on day 
3 
12° C. 
Nymphs placed on 
progeny of 
322 „ 
4 
dog 10 days after 
$6 
69 „ 
5 
they emerged. 
09 „ 
6 
68 „ 
7 
118 „ 
8 
35 „ 
9 
3 „ 
10 
N.1932 
Dog 
4. VI. 1913 1 on day 
3 
18° C. 
Nymphs placed on 
progeny 
5 „ 
4 
dog 33 days after 
of $ 2 
69 „ 
5 
they emerged. 
28 „ 
6 
5 „ 
7 
7 „ 
8 
16 „ 
9 
21 „ 
10 
11 „ 
11 
N. 1932 2nd 
Jackal 
24. XI. 1913 32 on day 
3 
8°C. 
Nymphs placed on 
generation 
344 „ 
4 
jackal 11 days after 
descended 
426 „ 
5 
they emerged. 
from $ 6 
25 „ 
6 
4 „ 
7 
Adults (Females). 
N 0 . of gorged 
? s collected 
Host main¬ 
tained at 
Date when 
on .successive 
average 
No. of Lot 
Host 
put on host 
days 
temp, of 
Remarks 
N. 237 
Dog 
17. II. 1906 
1 on day 15 
ca. 12° C. 
These 2 $s may have 
N. 237 
Dog 
17. IV. 1906 
1 on day 21 
ca. 16° C. 
been feeble. 
N. 1932 
Dog 
14. II. 1913 
13 on day 7 
ca. 1-5° C. 
80 $ and 69 (J were put 
12 „ 8 
on the dog simul¬ 
2 „ 9 
taneously; only 27$s 
were rec o vered gorged. 
27 ? 
30 $ and 34 d* put on 
N. 1932 
Jackal 
8. I. 1914 
16 on day 8 
under 5° C. 
dog simultaneously; 
2nd genera¬ 
8 „ 9 
only 3 $s were lost. 
tion 
24$ 
The ticks had emerged 
202 days before they 
werepufcon the jackal. 
[$s feed for less than 
7 or more than 10 
days, according to 
authors.] 
