160 



SCOMBERID.E. 



ACAXTHOPTERYG11. 



SCOMBEEID&. 



THE PLAIN BONITO. 



Auxis vulgaris, Cuv. et VAL. Hist. Nat. des Poiss. t. viii. p. 139. 

 Scomber bisus, RAFINESQUE, p. 45, tab. 2, fig. 1. 



,, Hocheii Risso, Ichth. p. 165, sp. 3. 

 Thynnus rocheanus, ,, Hist. t. iii. p. 417, sp. 335. 



Generic Characters. Form of the body nearly cylindrical ; two dorsal fins 

 widely separated ; one row of minute teeth in each jaw. In other points, such 

 as the numerous small scales on the thorax investing the pectoral and ventral 

 fins, forming a corselet, in the numerous finlets behind the second dorsal fin, 

 and also behind the anal fin ; and in the sides of the tail being carinated ; the 

 Auxides resemble the species of the preceding genus Thynnus. 



IN the last week of the month of June 1839, two spe- 

 cimens of this handsome, mackerel-like Bonito, were received 

 at Billingsgate market from the coast of Yarmouth, in Nor- 

 folk, where they had no doubt been caught by the nets 

 then in active operation for the taking of Mackerel, that 

 period being about the height of the season, when several 

 miles of netting in extent, are stretched out in the water. 

 One of these examples passed into the possession of Mr. 

 Pittman, a fishmonger of Leadenhall market, the other was 



