BY W. MACLEAY, F.L.S. 555 



Genus Scomber, Artedi. 



Body elongate, cleft of mouth wide ; scales very small, equally 

 covering the body. Teeth small. Five or six finlets behind the 

 dorsal and anal fins. Two slight ridges on each side of the tail. 

 Seven branchiostegals ; air-bladder simple, sometimes absent ; 

 pyloric appendages in exceeding great number. 



Almost all temperate and tropical seas. 



392. Scomber australasicus, Ciiv. & Yal. 



Gunth. Oat. Fishes II., p. 359. 



D. 10. 1/11 V. A. 1. 1/11 V. L, lat. about 160. 



The height of the body is five times and a-half in the total 

 length, the length of the head four and a-quarter. Teeth very 

 distinct. Back greyish-green ; sides and belly silvery. An air- 

 bladder. 



King George's Sound (Guv. & Val.) 



393, Scomber antarcticus, Casteln. 



Proc. Zool. Soc, Victoria, Vol. I., p. 106. 



" The Mackerel " of the South-east Coast of Australia. 



D. 11. 1/11 V. A. 1/11 V. P. 20. 



Height of body five times and a-quarter in the total length, 

 head four and a-quarter ; orbit five and a-half times in the length 

 of the head. The second dorsal spine the largest, the eleventh 

 very small ; the upper part of the prseoperculum is covered with 

 scales, some beneath the eye of a very elongate form. Teeth 

 smaU, hooked, and disposed in a line, on the palatine bones a 

 line of numerous teeth rather longer than those in the jaws. No 

 air-bladder. Colour dark greenish-blue above, silvery white 

 below ; back marked with blackish waving lines ; sides with a 

 longitudinal series of large roundish spots,|beneath them numerous 

 black dots. 



Port Jackson, Victoria, and Queensland. 

 3S 



