Bull, U. S. F. C. 1894. Explorations in Western Canada, etc. (To face page 130 ) PLATE 7. 
lOO- 
90- 
80- 
70- 
60- 
50- 
AO~ 
30- 
20- 
lO- 
- Griffiii Lake; altitude 
1,900 fei't. 
90- 
80- 
70- 
60 
50- 
40- 
30- 
20- 
lO- 
rSicaiiums : altitude, 
1,S00 feet. 
9 0- 
80- 
70- 
60- 
50- 
40- 
30- 
20- 
10- 
0- 
Mission: altitude, 1 ft 
10 M 12 13 14 15 16 17 18 19 20 21 22 23 2a 
LOCALITY CURVES OF THE ANAL FIN OF LEUCISCUS LATERALIS AND BALTEATUS IN THE FRASER BASIN. 
Below are given the anal rays, on the left the percents to 100. The curves rei)resent the percents of specimens having the given number 
of anal rays. At Mission the greatest percent have 1!) anal rays, at Sicamous 17, and at Griffin Lake 15. 
