Cyclops kolensis in North America — Reed 
257 
TABLE 2 ( Continued ) 
CONFIDENCE 
NUMBER OF 
STANDARD 
STANDARD 
CONFIDENCE 
LIMIT AS 
ITEM 
SPECIMENS 
MEAN 
DEVIATION 
ERROR 
LIMIT t. 90 
% OF MEAN 
Siberia (Rylov 1948) 
Ramus length 
5 
156 
21.8 
9.8 
30 
20 
Ramus width 
5 
32 
2.6 
1.2 
4 
12 
Inner terminal seta length 
5 
113 
11.4 
5.1 
16 
14 
Outer terminal seta length 
Segment 3 endopod leg 4 
5 
79 
6.9 
3.2 
10 
13 
length 
Segment 3 endopod leg 4 
3 
68 
7.6 
2.3 
7 
10 
width 
3 
25 
2.6 
1.5 
4 
17 
Inner terminal spine 
endopod leg 4 length 
Outer terminal spine 
3 
71 
11.5 
6.6 
19 
27 
endopod leg 4 length 
3 
27 
3.7 
2.1 
6 
23 
Germany (Herbst 1955) 
Ramus length 
10 
132.5 
6.5 
2.05 
3.74 
3.5 
Ramus width 
10 
24.8 
1.2 
.4 
.71 
2.9 
Inner terminal seta length 
10 
141.1 
9.4 
3.0 
5.4 
4 
Outer terminal seta length 
Segment 3 endopod leg 4 
10 
88.6 
4.5 
1.4 
2.6 
3 
length 
Segment 3 endopod leg 4 
10 
72.2 
3.6 
1.1 
2.04 
3 
width 
10 
23.8 
1.1 
.4 
.64 
3 
Inner terminal spine 
endopod leg 4 length 
Outer terminal spine 
10 
72.1 
3.5 
1.1 
2.03 
3 
endopod leg 4 length 
10 
28.3 
2.2 
n 
1.26 
4 
Alaska (Marsh’s Material U.S.N.M.) 
Ramus length 
8 
151.6 
9.3 
3.1 
5.9 
4 
Ramus width 
8 
31.2 
1.3 
1.9 
3.6 
12 
Inner terminal seta length 
7 
113.3 
14.6 
5.5 
10.7 
10 
Outer terminal seta length 
Segment 3 endopod leg 4 
7 
80.9 
6.6 
2.5 
4.8 
6 
length 
Segment 3 endopod leg 4 
4 
72.0 
3.5 
1.8 
4.2 
6 
14 
width 
4 
22.4 
2.6 
1.3 
3.1 
Inner terminal spine 
endopod leg 4 length 
Outer terminal spine 
4 
76.0 
5.5 
2.8 
6.6 
9 
endopod leg 4 length 
4 
33.6 
4.1 
2.0 
4.7 
14 
Poland (Kozminski’s 
Material U.S.N.M.) 
Ramus length 
3 
146.1 
21.3 
8.2 
23.9 
16 
Ramus width 
3 
27.7 
1.8 
1.1 
3.2 
12 
Inner terminal seta length 
3 
171.7 
4.9 
2.8 
8.4 
5 
Outer terminal seta length 
Segment 3 endopod leg 4 
3 
109.9 
8.0 
4.6 
13.4 
12 
length 
Segment 3 endopod leg 4 
1 
79.2 
width 
1 
21.6 
Inner terminal spine 
endopod leg 4 length 
Outer terminal spine 
1 
70.0 
endopod leg 4 length 
1 
35.0 
