870 Bulletin 4j, United States National Museum. 



normal, 39 to 41 in number, the lower foramina very small. Open seas; 

 the single species widely distributed and rttaiuing a very great size. 

 {%vvo<;. Thunnus or Thynnvs, an old name of the Tunny.) 



1267. THUNNUS THYNNUS (LiniiKus). 

 (Tunny; House Mackerel; Great Albacore; Tuna.) 



Head 3| ; depth 4. D. XIV-I, 13-IX ; A. 1, 12-VIII. Body oblong, very 

 robust; corselet well developed, extending farther back than pectorals; 

 caudal keel extending forward to second finlet from caudal. Mouth rather 

 large ; maxillary reaching pupil ; posterior margin of preopercle somewhat 

 shorter than inferior. Eye small. Dorsal and aual falcate, short, 2 in 

 height of first dorsal ; ventrals longer than anal , caudal very widely 

 forked; pectorals short, reaching to about ninth dorsal spine. Dark blue 

 above; below grayish, with silvery spots. Pelagic, found on all warm 

 coasts ; north to England, Newfoundland, San Francisco, and Japan. 

 The largest of the Scomhrida', reaching a length of 10 feet or more and a 

 weight of 1,500 pounds. Occasionally taken along the California coast, 

 a specimen 8 feet long, from Monterey, examined by us. The flesh is 

 excellent, that even of very large individuals being of fine flavor. The 

 subject of extensive fisheries in Europe, (i^'rvroc, an old name, whence 

 Tunny, Tuna, Thon, etc.) (Eu.) 



Scomber thynnns, Linnaeus, Syst. Nat., Ed. x, 297, 1758, Europe; based on Smmher jiimmlif: S neu 

 9, of Artedi. 



Scomber alhacores, BoNNATEKRE, Encyc. Ichth., 140, 17SS, Jamaica; liased on Sloane. 



Thi/Hiiiis vieililerranens, Risso, Eur. Merid., iii, 414, 1826, Nice. 



Tliiinmisriilfjaris, Cuvier& Valenciennes, Hist. Nat. Tois-s., viii,58, pi. 210, 1831, European seas. 



Thiitinns brachi/ptervs, CuviER & VALENCIENNES, Hist. Nat. Poiss., viii, 08, pi. 211, 18:il, Mediter- 

 ranean. 



Thjmms coretla, Cuvier & Valenciennes, Hist. Nat. Poiss., viii, 102, 1831, Caribbean Sea. 



Scomber sloanei, Cuvier & Valenciennes, Hist. Nat. Poiss., viii, 148, 1831, Jamaica; based on 

 Sloane. 



Thynmis secundo-dorsalis, Storer, Fishes Mass., 143, 1807, Cape Ann and Provincetown. 



Orcymis schlegelii, Steindachner & Doderlein, BeitrUge zur Keuntniss der Fische Japan, iii, 11, 

 pl.3,flg.l,188r),Tokio. 



Orcymis thimius, Jordan & Gilbert, Synopsis, 429, 1883. 



AJbacoralhynnus, Dresslar & Fesler, I. c, 439, 1889. 



392. GERMO, Jordan. 

 (Albacores.) 



Orcynus, Cuvier, Regne Animal, Ed. i, 314, 1817, {ahiJonga); not Orcynus of Raiinesque, Analyse 



de la Nature, 1815, ^vllicll is ciiuivalent to Scomberniiles. 

 Genno, Jordan, Proc. Ac. Nat. Sci. Phila., 1888, 180, {alalomja). 



Pectoral fins very long, saber-shaped, their length in the adult about f 

 the length of the body. Otherwise essentially as in T/(mhh((s, to which 

 the genus is very closely related. Size large, but much less than that of 

 the species of Thutinm. (Gcrmon, the French name of the long-finned 

 Alhacore.*) 



*Albacoro is from Albacora, a Portuguese name said to bo from the Arabic nZ a, and hacora, 

 little pig. It should not be spelled Albicore, as it is not connected with albiis, white. 



