tlxcil w 



tlic null- 70- 



'i'|)rt'!<t'iii 

 vi'tl ninl 

 t(i jt'iiii- 



IfplCMil! 



II iiiilliiiK 



30-\ 



f, (»f illl.ll 

 tlif iiiiiiili' co- 

 ns IVttni 

 s, ami I - •<»- 

 111' sum I 



i. -iH- 'i*''. 80 

 70H 



ro-i 

 represt'utii 



,-. Til*' ^•^'' 

 any t\vii i 



. Now it V 



is quitt' sli 



and /*('""' o- 



1 the iiii'W 

 sepai'-.iti'' o- 



hc spocics 



;smergt'iii''°"' 



as it w<i^' 



iiiUimftoi> ai 

 oirve t I 



Plate 7. 



(iiilliii Like: altitiiilf, 



l.'.MMt IV. I. 



Siciiinons : iiltitlldr. 

 l,:t(H( left. 



Mi>Ni(>ii: :illitu<l<>. 1 fixii. 



10 II 12 13 14 IS 16 17 18 19 20 21 ZZ 23 2a 



LOCALITY CURVES OF THE ANAL FIN OF LEUCISCUS LATERALIS AND BALTEATUS IN THE FRASER BASIN. 



elowaregiren the .iiiiil luys, ii:i tlir Icl't tlic iicii'i'iits to lntl. Tlu" ciii'ves iviircsiMit the jK-rcfUts of siit'cimens having the (j'veii iiumlxM 

 of anal vnys. At :\lissi<)ii tin- 5,'riNiti'st peri'i'iit Imvi' I'.i iiiial ni.vs, at Siciiiiiniis 17, ami at (iriftlii Lake 15. 



