SCO.Ml'.lidlDS. 



97 



the current laws of nomenclature enjiiin tlic eui[>loy- 

 nient of the name Orci/iuis for this ^^cnus. The same 

 name was also used bv ("uviek on one occasion" for a 



The suhaeuus Orci/ntis contains the largest mem- 

 bers of the family and those in many respects with 

 the most marked characters within the limits of the 



subgenus wliich included the long-finned Tunny (Albi- I Mackerel-type; but according to Lutken's well-founded 



core: Orci/riKs genno), but was afterwards'' rejected by [ arguments we may accept only two species as known, 



him on the ground that all the Tunnies should be re- j One of these has wandered fairly often within the 



ferred to one single genus {Thijnnus). it has, how- boundai-ies of the Scandinavian fauna, 

 ever, been sidisequentlv restored bv (iILl'' foi- the rea- 



sons given above, 



THE TUNNY (sw. tunfisken or makeilstokjen). 



ORCYNUS THYNNUS. 



B'ig. 28. 



The pectoral fns, when laid back, do not extend farther than the end of the first dorsal fin. 



Fig. 28. Tunny (Orcynus trii/nmi.^) from Boliuslan. ';',.2 natural size. 



B. br. 7; D. \?, 1. U 



^- VIII— X; A. \i\'lll 1. IX; 



1.3 1. U' 12 



P. 2 + 31 1. 32; V. ' -; U. ,!■. + 18'' + .r. 



^ipi. &n'i'og, Ur^luiuQ et KoQdD.Ot;, .\rist. ; 'OQ/.t'vo^ et Ili\Xa- 

 ing, ..Elun.; "OQ/.rt'o^ et l\lelcadQug, Athe.n'.: vide Artedi, 

 Si/H., p. 40 et Cuv., Val., Hist. yat. Poiss., vol. VIII, 

 pp. 77 — 79. 



Scomber Thyunii.<, Li.n'., Syst. Xat., ed. X, torn. I. p. 297; 

 Eetz., Fn. Suec. Lin., p. 34,0; Hollbebg, Boh. Fisk:, III, 

 p. 1 cum tab., Gbgs Vet., Vitt. Samh. N. Handl., V (1822); 

 NiLSS., Prodi: Ichih. Sc, p. 83; Su.nduv., Ofvers. Vet.- 

 Akad. Forh. 1844, pp. 11 et 214; Gthr (r/iytinKs), Cat. 

 Brit. Mus., Fish., vol. II, p. 362; Winth., Prodr. Ichth. 

 Dan., Naturh. Tidskr. Kbhvn., ser. Ill, vol. XII. p. 13; 

 Id., Zool. Dan., Fiske, p. 23, tab. IV, tig. 4; McCov, 



" Bi'dn. Aiiiiii., ed. 2, tome II, p. 198. 



'' Cuv., Val., Hist. A'at. Poiss., vol. VIII, p. 120. 



' Proc. Acad. Nat. So. Philad., 14 (18G2), pp. 125 and 329. 



■* The difficulty of counting the rays in stuffed specimens renders the correctness of this formula uncertain. 



Scandinavian Fishes. 



13 



