4. Auxis. 369 



behind the doreal and anal. IScales of the pectoral region forming a 

 corslet. Teeth very small ; none on the palate. A longitudinal keci 

 on each side of the tail. Seven branchiostegala ; air-bladder none. 

 Pyloric ap})endage dendritical. 

 8cas of the temperate and tropicnl regions. 



1. Auxis rochei. 



Scomber rochei, Risso, Ichth. Nice, p. 1G5. 



Thjnnus roclieanus, Risso^ Eur. Mcrid. iii. p. 417. 



Auxis vulgaris, Cuv. Hf Vul. viii. p. 189. pi. 216 ; Yarrell, Brit. Fishes, 



L p. 160 ; Cuv. Riyne Anim. HI. Puiss. pi. 48. f. 1 ; Lotcc, Proc. Zool. 



&>c. 1860, p. 248. 

 ? Auxis taso, (Cotnmers.) Cuv. i^- Val. viii. p. 146. 

 Auxis bisus, (Rajin.) Jlliite, Catal. Bnt. Fishes, p. 32. 

 tliymioides, Blecker, Ternate, v. p. 301. 



D. 10-11 I 12 I VIII. A. 12-14 I VII. Vert. 39. 



The height of the body is 4| (in yoimg individuals six times) in 

 the total length, and equals the length of the head. The pcctoial 

 reaches to the end of the first dorsal. Back blue, variegated with 

 darker — uniform in old age ; belly silvery. 



Mediterranean ; tropical j^arts of the Atlantic ; East Indian 

 Archipelago. 



a. Adult: skin. Jamaica. From Di*. Parnell's CoUection. 



b. Half-grown. Amboyna. Purchased of Mr. Frank. 



c. Adult. From the Collection of the Zoological Society. 



d. Adult : stuffed. 



2. Auxis tapeinosoma. 



Sleeker, Japan, p. 408, and Verhuiul. Butav. Genootsch, xxvi. Japan, 

 p..98. tab. 7. i 1. 



D. 12 I -i I IX. A. :^ I VII. 



The height of the body is 6| in the total length, the length of the 

 head 4^. The pectoral does not reach to the vertical from the end 

 of the first dorsal, and its length is 9 5 in the total. Back bluish, beUy 

 silveiy. (Bleel:) 



Sea of Japan. 



5. CYBIUM* 



Cybium, Cuv. Regne Anim. ; Cuv. ^ Val. viii. p. 164. 



Body oblong or rather elongate ; cleft of the mouth wide. The 

 first dorsal continuous, with the spines rather feeble, and extending 

 on to the second. Generally seven or more spurious fins behind the 



* 1 Cybium dupcoideura, (Brouss.) Cuv. ^ Val. viii. p. 178. — Norfolk Island. 



2. mertensii, Cv.v. cj' Val. viii. p. 179 ; Cuv. Begne Anim. III. Pois.t. 



pi 48. i. 3.— Hah.? 



3. Scomber sinensis, Lacep. iii. p. 23. — Cybium cliinense, Cuv. 4~ Val. viii 



p. 180; Foii}i.Jr/pon. Pnixs. p. 100. pi. .'t3. f. 1. - Chinese and Japanes« 

 Seas. 4 



vnr TT '^ I 



