41 
Table of Proportional Measurements and other Characters of large Sahelinvs oquassa from Rangeley Lakes, showing Variation in Sexes and Individuals.^ 
a-l- 
a 
b/a 
m/a 
n/a 
o/a 
p/a 
q/a 
s/a 
t/a 
v/a 
x/a 
y/a 
yVa 
z/a 
z‘‘/a. 
c,T) 
e/b 
h/b 
k/b 
c/g 
y/a‘ 
z'/a* 
a'/z 
a/z' 
Gr. 
Br. 
D. 
A. 
Sex 
m 
i4i 
15 
15f 
16^ 
308 
313 
326 
336 
340 
375 
.243 
.242 
.251 
.250 
.229 
.229 
.435 
.460 
.447 
.431 
.458 
.466 
.126 
.121 
.116 
.130 
.120 
.112 
.139 
.146 
.159 
.141 
.129 
.133 
.155 
.159 
.159 
.163 
.147 
.144 
.288 
.290 
.285 
.279 
.305 
.304 
.133 
.127 
.134 
.142 
.117 
.117 
.224 
.223 
.223 
.199 
.241 
.229 
.107 
.121 
.110 
.113 
.105 
.101 
.116 
.115 
.125 
.125 
.120 
.116 
.237 
.255 
.263 
.241 
.264 
.258 
.016 
.012 
.012 
.014 
.016 
.013 
.097 
.095 
.092 
.107 
.100 
.104 
.120 
.121 
.101 
.110 
.117 
.122 
.160 
.157 
.146 
.142 
.153 
.139 
.320 
.276 
.317 
.309 
.269 
.290 
.613 
.513 
.573 
.583 
.500 
.523 
.693 
.631 
.658 
.642 
.602 
.616 
.461 
.486 
.444 
.428 
.444 
.400 
2.92 
2.96 
2.96 
2.79 
3.33 
3.34 
1.48 
1.40 
1.13 
1.27 
1.48 
1.58 
.833 
.900 
.966 
.805 
.794 
.743 
8.32 
8.23 
9.87 
9.08 
8.50 
8.15 
7-L12 
7-K3 
7-H2 
0 
6 
10 
a 
1 0 
0 
9 
10 
J 0 
B 
0 
10 
11 
10 
10 
11 
10 
10 
11 
10 
9 
11 
10 
9 
cf 
c? 
cf 
o' 
9 
9 
8+15 
7+14 
7+12 
9+12 
8+14 
9 + 13 
8+14 
7+13 
Proportional Measurements and other Characters of Salvelinus oquassa, var.,from Rainbow Lake, Maine.^ 
a 
a+ 
b/a 
d/a 
m/a 
n/a 
o/a 
i/a 
p/a 
q/a 
s/a 
t/a 
v/a 
y/a 
yVa 
z/a 
z‘/a 
c/b 
e/b 
h/b 
k/b 
c/g 
z/sl 
z'/a' 
alfz 
s.'-fz'- 
Gr. 
Br. 
D. 
A. 
Sex. 
7f 
160 
.237 
.205 
.443 
.118 
.131 
.225 
.162 
.312 
.131 
.212 
.087 
.267 
.018 
.106 
.118 
.223 
.236 
.421 
.552 
.772 
1.66 
1.58 
.600 
.631 
(8+13 
(8+13 
10 
10 
10 
cf 
8i 
185 
.243 
.216 
.470 
.118 
.151 
.230 
.167 
.329 
.129 
.237 
.086 
.248 
.021 
.108 
.129 
.244 
.244 
.466 
.600 
.814 
1.42 
1.63 
.700 
.687 
(8+13 
(7+13 
0 
9 
10 
9 
o' 
8i 
190 
.247 
.205 
.468 
.115 
.157 
.234 
.168 
.310 
.136 
.242 
.078 
.247 
.023 
.100 
.136 
.244 
.244 
.500 
.638 
.821 
1.26 
1.73 
.789 
.576 
(7+12 
(7+12 
1 0 
9 
10 
8 
o' 
9 
195 
.235 
.205 
.461 
.123 
.148 
.220 
.169 
2 
2 
2 
.089 
.251 
.030 
.097 
.138 
.239 
.239 
.456 
.586 
.814 
1.46 
2.00 
.684 
.481 
(6+10? 
(8+12 
9 
1 0 
10 
9 
o’ 
8^ 
183 
.227 
.218 
.448 
.120 
.133 
.218 
.163 
.295 
.120 
.251 
.098 
.245 
.019 
.103 
.109 
,240 
.240 
.457 
.602 
.909 
1.26 
1.33 
.789 
.750 
(7+13 
(7+13 
9 
10 
12 
10 
9 
8i 
185 
.225 
.194 
.446 
.118 
.128 
.225 
.169 
.312 
.123 
.230 
.097 
.251 
.028 
.102 
.123 
.222 
.222 
.454 
.568 
.909 
1.53 
1.84 
.650 
.541 
(6+13 
(6+13 
10 
B 
10 
10 
9 
8i 
195 
.237 
.194 
.448 
.124 
.129 
.221 
.162 
.318 
.124 
.232 
.097 
.248 
.021 
.097 
.097 
.223 
.223 
.431 
.590 
.714 
1.20 
1.40 
.833 
.714 
(6+11 
(6+11 
<» 
1 0 
11 
9 
9 
'Explanation of symbols used in the tables . — The proportional 
designated by the letters in the form of algebraic common fractions. 
a+. Total length in inches from tip of snout to tip of tail. 
Width of supplementary maxillary. 
X. 
a. 
Length in mm. from tip of snout to end of lateral line. 
i. 
Distance from tip of snout to base of pectoral fin. 
y- 
o‘. 
Least depth of caudal peduncle. 
J- 
Distance from tip of snout to ventral fin. 
2/‘. 
b. 
Length of head from tip of snout to gill-opening. 
fc. 
Length of lower jaw to junction with the quadrate. 
z. 
hK 
Length of head from tip of snout to nape. 
1. 
Distance from tip of snout to anal fin. 
b>. 
Perpendicular diameter of head through middle of eye. 
m. 
Distance from tip of snout to origin of dorsal fin. 
z*. 
c. 
Length of eye. 
n. 
Length of base of dorsal fin 
d. 
Greatest depth of body. 
0. 
Height of dorsal fin. 
Br. 
e. 
Distance from tip of snout to front of eye. 
P- 
Length of pectoral fin. 
/• 
Distance from tip of snout to posterior edge of pre- 
Q- 
Distance from base of pectoral to base of ventral fin. 
Gr. 
opercle. 
r. 
Length of longest upper caudal ray. 
9- 
Width of interorbital space. 
8, 
Length of ventral fin. 
D. 
k. 
Distance from tip of snout to posterior extremity of 
t. 
Distance from base of ventral to origin of anal fin. 
A. 
maxUlaiy. 
u. 
Length of longest caudal ray. 
o' 
hK 
Width of maxillary. 
V. 
Length of base of anal fin. 
9 
h\ 
Length of supplementary maxillary. 
w. 
Length of middle caudal ray. 
?. 
® Ventral fins 
absent j distance from tip of snout to ventral divided by a, 
.538. 
measurements are expressed by decimal fractions. The parts or structures are indicated by letters and the proportion 
Thus: 6/a signifies that the proportion is obtained by dividing the measurement of part 6 by the dimension of a. 
Length of longest ray of anal fin. 
Distance from posterior end of dorsal to adipose fin. 
Length of base of adipose fin. 
Distance from posterior base of adipose to upper base 
of tail. 
Distance from posterior base of anal to lower base of 
tail. 
Number of branchiostegal rays, upper right, lower 
left side. 
Nmnber of gill-rakers on both arms of first branchial 
arch. 
Number of fully developed dorsal rays. 
Number of fuUj developed anal rays. 
Male. 
Female. 
Not determined. 
