136 
TEACHURTJ8. 
Thr body compressed; the lateral line armed with firm plates, which 
have a raised ridge along the middle. Two dorsal fins, with a horizontal 
spine pointing forward before the first of these fins. Before the anal 
fin a few spines, either free or joined together with a membrane. 
Thoracic fishes. 
SCAD. 
HORSE M.\CKAREL. CANORUM. BUCK MACKAREL. 
Trachurus, 
Scomber traohuriis, 
Garanx trachure, 
“ traclmrua, 
Trachurus vulgaris, 
U ft 
(( (( 
“ trachurus, 
JONSTON. 
Linn.®us. 
Willoughby; p. 290, Tables M. and S. 12. 
Lacepede. Eisso. 
OuviER. 
Fleming; Br. Animals, p. 216. 
Jekyns; Manual, p. 367. 
Yarrell; Br. Fishes, vol. i, p. 175. 
Gunther; Cat. Br. Museum, vol. ii, p. 419. 
There is perhaps no other fish so widely-distributed through 
the ocean as this, for it is not only found at times on every 
shore of the United Kingdom, but northward along the coast 
of Sweden, and towards the south through the extent of the 
Mediterranean; and further still — by Madeira across the tropics 
to the Cape of Good Hope, Australia, and New Zealand; the 
companion, in these last-named regions, as we are informed, of 
some other species of the same genus that have not been seen 
in European seas. Osheck found it also in China; and speci- 
mens from the abov'e-named regions of the east and south are 
preserved in the British Museum, which are not seen to difier 
in outward appearance or inward structure from others in the 
same collection that were obtained in our own country. 
With us this species finds shelter in deep water during the 
colder months of the winter and spring, and does not shew 
itself within the reach of fishermen until about the beginning 
