I'OLAIi COD. 



4X.j 



4 C 



Fig. 121. Coinpai-isou between the jaw-bones of a h'adus saida, 205 mm. long, from tlif White .Se.'i (sliaded in tlie tjo-ure) ami of a specimen 



of equal size whose remains have been fcdunl in the Glacial clay at Lomma, near Liiiid (drawn in outline). Twice the natural size. 



Cf. O. ToRicLi.. Undersokniuijar nfver istiden. Ill, (»fvers. Vet.-Aknd. Forli. 1887, No. 0. p. 429. 



,1; right intermaxillary bone, B: right maxillary bone. V: right braricli of the lower jaw. 



1 and 2 seen from the outside, 3 and 4 from the inside, .5 and G from above, 7 and 8 from below. 



very ln-icHy to show the extevnal [inniortious of the ing proportions in the case of ii((raija which have just 

 Polar Cod, with especial reference to th<jse correspond- , been given. 



A V t' y a li' e i n 



Gadus saida 



3 specimens. 4 sperinieus. 



Length of the body e\pi'essid iu iiiiUiiuetrts _ _ 



Length of the heiul .._ in % of the length of the hody 



Longitndiuid di;imeter of the eyes ._ .__ „ ., „ „ 



Least breiidth of the interorbital sp;u-e _ 



Length of the snout ___ _ _ , ., „ 



Distance between the tip of the snout ;ind the hind extrcuiily of tlie ni!i\ill;iry bones , , „ , 



Length of the lower jaw , _ _ _._ „ ,, „ ,, ,, 



., .. .. liead ])ehiud the eyes „ ., ., ,, ., „ ,, ., 



Distance Ijctwcen the tirst dors:d fin and tlie tip of the snout. _ ,, 



„ .. .. sei-ond .. ., .. .. ,. .. .. 



„ ,, ., third ,, ., ,, ., ., ._ , .. ,, ,, ,, 



„ ., „ tirst anid .. ,, „ „ „ ,, ,, .__ _ _ __ „ „ ., „ , 



Length of llie base of the tirst doi>al tin , 



„ ,, „ „ ,, ,, second .. ., 



., ,, „ ,, .. third ,, ., .__ .. ., .. .. 



,, ,, first anal ,, , 



., ., ,, „ ., second , ., ., 



„ ,, ,, longest ray of tlie tirst dorsal fin _ ,, ,. ,, .\ .. 



•• second ., ., „ „ ,, .. .. „ „ ,, 



,, ,, ,, ., , third ., ,, ,, ,, ., .. 



„ „ „ ,, ., ,, .. tirst anal ,, 



, sei'oud .. .. ,, .. ., .. 



., „ „ pectoral fins ,, ., ,, „ „ 



,, ,, ,, ventral ,, - -- , ,, „ ,, ., ,, 



,. ,. ., njiddle r.ays of the eandal tin , .. .. 



Distance between the insertion of the ventral fins and the beginning of the tirst anal fin , ,, ., „ ., .. 



Greatest deptli of tlie body 



Least ., .. ., tail 



Greatest breadth of the bodv 



•7 r? ?? ?» 



i» )» •» •» 



ll3 

 HJ.O 

 Hi. 3 



ii;.!i 



17.3 

 13.5 

 12.2 



10.1 

 lO.s 

 10.1 



IS. 4 



17.5 



(j.4 



22.4 



n;..; 



3.2 



12..-! 



11.5 

 15.4 

 15.9 



17.S 



15.4 



13.9 



11.3 



9.8 



10.0 

 8.9 



18.0 



17.7 



i:.i 



27.1 



14.7 



3.3 



10.7 



