VKNDAci;. 89;^. 



most lit' the tnriiis Mscfiid from the Arctic Ocean, and I ability of the foi'ins is as great here as among the 



in the i^rcai hikes of North America. But even in Scan- | Salmons, and lias given rise to the establishment of 



(iiiiavia it ranks among tlic hshes most important fi'nm numci'ons, nici-ciy nominal species. 



an economical point of \icw. The number of the spc- Tlic name of Curpf/oniis was coined by AKri;i)i" 



cies it is as \ct impossible to dcternnnc for ihe\ari- and lias reference to the anterior angle of the pujiil. 



THE VENDACE (sw. sna-oj.vN <ui u.vhhoxen). 

 (OIIKGONUS ALBULA. 



I'liitL- XLIl, lii;. i- 



Ltiirrr ,/iiir /iraj'crfiiK/ heiioiid flu- shdUair {s/i/irj>) tip iif the .^iioi(t, at irl/irli the Itrcddth (Iwii/ht) of the hitefDiaxil- 

 laries w less than ' - "/' the Itreadth of tl/r snout mross the articular knobs of the niaxlllarks. Length of the base 

 (if the anal fin less than 14 % of tlie len//th of the hodij. Least depth of the tail less than S % of the length of 

 thi' biidji or 4') % of the lenr/th of the head, hat more than 47 % of the lni(/fh of thr base of the anal fin. Ver- 

 tiial diameter of the ei/rs more than 71 "„ of tlie breadth of the inferorbital spa<i\ adiieh is less than HO % of 

 the length of the head and asnallg /c.v.v than the length of the ajiper jaa\ a-hich is more than \ ., of the length 



of the head or " 5 of that of the head reduced, 

 a: True Sikhija (var. albnla): distance between the dorsal fin and the tip of the snoat usnallg more than 42 % 

 of the length of the bodg, and the postabdomiiad length less than (12 % of that distance. Gill-rakers on the 

 first branchial arch more than 40. Least depth of the tail at most 71 % of the length of the base of the 

 anal fin. Length of the head, eren in fidl-groaii specimens, ax a rale mure than 1!) %, and of the head 

 redaieil m<oc than 15 %, of tliat of the bodi/. 

 b: Sikrimma (var. vimlia): as above, but: lengt]) of the head as a rale less than I'.l %, and of the head reduced 

 less than !■') %, of that of the hodg. 



Fig. 2-2:!. Vurejomw. citnbn, '" ^^ of the iianiral .size, o^. frmn Stnra Nyckelvikii) (Lilla Viirlan) in tlie islaml-belt <.f Stockholm 



Caught on the 12th .\iig., IST!). 



Philos. Ichikyol., p. 72. zopij, pupil, and ywvitt, angle. 



