412 
Biology of Ixodidae 
Nymphs. 
Host niain- 
Lot 
Host 
Pate when ticks 
put on host 
tained at 
average 
temp, of 
Number of gorged 
ticks collected on 
successive days 
Itemarks 
N. 1732 
Ram 
7. m. 1913 
6-5 C. 
4 
on day 5 
The nymphs had pre- 
17 
„ 6 
viously fasted 31 days. 
3 
„ 7 
They were put on ram’s 
— 
scrotum in a sack. 
24 
N. 1732 
Ram 
2. IV. 1913 
8-3° C. 
78 
on day 5 
The nymphs had pre- 
205 
6 
viously fasted 22 days. 
138 
„ 7 
They were put on 
19 
„ 8 
ram’s scrotum in a 
35 
„ 9 
sack. 
13 
„ 10 
19 
„ 11 
18 
„ 12 
6 
„ 13 
4 
» 14 
3 
„ 15 
1 
„ 16 
5 
„ 17 
2 
„ 18 
546 
N. 1732 
Calf 
17. XI. 1913 
13-3° C. 
217 on day 4 
The nymphs had pre- 
810 
„ 5 
viously fasted 38 days. 
530 
„ d 
They were put on calf’s 
160 
» 7 
ear in a sack. 
76 
„ 8 
30 
„ 9 
[Note: Lounsbury (1) 
20 
„ 10 
states that nymphs 
22 
„ 11 
stay 4;|—8 days upon 
6 
» 12 
the host.] 
1871 
N. X 
Goat 
5. VI. 1906 
ca. 21° C. 
all on days 6-7 
N. X 
Goat 
22. IX. 1906 
ca. 14° C. 
1 
on day 13 
4 „ 14-19 
1 „ 21 
15 
