Subord. Anacanthini. 

 Fam. Gadidae. 



Gren. Gradixs, Liu. 



Syst. Nat. ijd. 12, torn. 1, p. 4:_!r> (1760). 



25. Gadus saida, Lepech. 1774. 



PI. IV, Pig. :^3. 



Gadus saida, Lepech. Nov. Comm. Acad. Sci. Imp. Petrop. torn. IS, 



1774, p. 512, Tab. ."), Fig. 1 (1774). 

 Gadus acglrfinns, Fabr. (nee. Lin.) Fauna Groenl. No. 100, p. 142(17S0) 

 Merlangus jiolaris, vSab. Suppl. App. Parry's First Voy. p. 211 (1824). 

 Gadus fabrini, Richards. Fauna Bor. -Am. vol. 3, p. 24.''> (1836). 

 Gadus polaris, Richards. Fauna Bor. -Am. vol. 3, p. 247 (1836). 

 Gadus agilis, Reinh. Kgl. D. Vid. Selsk. Natur. Math.' Afh. 7 Del, 



p. 126 (18.38). ■ 

 Pollaehius polaris. Gill, Proc. Acad. Nat. Sci. Philad. 1861, App. p. 



48 (1861). 

 Gadus (Borcogadus) saida, Griiuth. Cat. Fish. Brit. Mus. vol. 4, p. 337 



(1862). 

 Gadus [Boreogadus) fahricii, Giinth. Cat. Fish. Brit. Mus. vol. 4, p. 3:56 



(1862). 

 Boreogadus polaris, Gill, Proc. Acad. Nat. Sci. Philad.^1863, p. 233 



(1863). 

 Gadus glacialis, Peters, 2te D. Nordpol.-Exp. B. II, p. 172 (Leipz. 1874). 



Diagn. ■Underhjæveri længere, end Overkjæven.Y- '^En 

 rudimentwr Skjægtraaå tilstede. Hovedet indeholdes 4 Oange 

 i Totallængden ; Øjnene store, indeholdes 3 — 4 Gange i Ho- 

 vedlængden. Legemet langstraJd og slankt, Haleroden sær- 

 deles smal. Caudalen dyht kløftet ; Finnerne adskilte ved et 

 tydeligt MeUemrum. Anus ligge)' under Iste Straale af 2den 

 Dorsal. Tæmlerne særdeles fine: i Overkjæveti ere [de i 

 den ydre Række ubetgdeligt større, end de ^øvrige Tæiider. 

 Skjællene drkelrunde, smaa, adskilte. Sidelinien /arveløs, 

 ofte iagtil utydelig, noget sænkd under 2den Dorsal; iøvrigt 

 ret. Et fremtrædende System af Slimporer paa Hovedet. 

 Farven oventil rødlig graahrun. nedtil sølvhvid; Finnerne 

 mere elle>- mindre smiagtige. Størrelsen indtil 220""" (og 

 derover). 



1 D. 12 (13—14): 2 D. 12—15 (16): 3 D. 19—20 



(17—18, eller 21—23); 1 A. 17 (16 eller 18); 



2 A. 19—22 (23); P. 17—18; V. 6. 



Subord. Anacanthini. 

 Fam. G-adidæ. 



Gren. Grad-VTS, Lin. 



Syst. Nat. ed. 12, tom. 1, p. 435 (1760). 



25. Gadus saida, Lepech. 1774. 



Pl. IV, fig. 33. 



Gadus saida, Lepech. Nov. Comm. Acad. Sci. Imp. Petrop. tom. 18, 



1774, p. 512, Tab. 5, Fig. 1 (1774). 

 Gadus æglr finns, Fab. (nee Lin.) Faima Grænl. No. 100, p. 142(1780). 

 Merlangus polaris, Sab. Suppl. App. Parry's First Voy. p. 211 (1824). 

 Gadus fahrii-ii, Richards. Fauna Bor. -Am. vol. 3, p. 245 (1830)- 

 Gadus polaris, Richards. Fauna Bor.-Am. vol. 3, p. 247 (1836). 

 Gadus agilis, Reinh. Kgl. D. Vid. Selsk. Natiu". Math. Afh. 7 Del, 



p. 126 (1838). 

 Pollachiua polaris, Gill, Proc. Acad. .Nat. Sci. Philad. ISOl, A])|i. p. 



48 (1861). 

 Gadus (Borcogadus) saida, Giiuth. Gat. Fish. Brit. Mus. vol. 4, p. 337 



(1862). 

 Gadus (Borcogadus) fabrieii, Giiiith. Cat. Fish. Brit. BIus. vol. 4. p. 330 



(1862). 

 Borcogadus polaris, Gill, Proc. Acad. Nat. Sci. Philad. ISO!!, p. 233 



(1863). 

 Cfadus glacialis, Peters, 2te D. Nordpol. -Exp. B. II, p. 172 (Leipz. 1874). 



Diagnosis. — The lower jaw longei' than the upper, 

 and hearing a rudimentary barbel. Length of head to 

 total length as 1 to 4 ; eyes large, the diameter being from 

 7., to 'I, of the length of the head. Body slendei- and 

 elongated: peduncle of tail narrow. Caudal deeply forked; 

 the fins separated, a distinct space intervening. TJie vent 

 placed' under the 1st ray of the 2nd dorsal. Teeth extreme- 

 ly minute; in the upper jaw, those in the outer series 

 are a trifle larger than the other teeth. Tlie scales circur 

 lar, small, and non-contiguous. Lateral line colourless, the 

 posterior part often indistinct, slightly inclining under the 

 second dorsal. On the head, a well-defined system of mucous 

 fwes. Colour above reddish-brown and grey, under sur- 

 face of a silvery white ; fins blackish. Length reaching 220 """ 

 (and above). 



1 D. 12 (13—14); 2 D. 12—15 (16): 3 D. 19—20 

 (17—18 m- 21—23); 1 A. 17 (16 or 18); 

 , 2 A. 19—22 (23); P. 17—18; V. 6. 



