12 FISHES OF NEW ZEALAND. 



BERYCID^. 



Body oblong, compressed ; eyes lateral, large ; cleft of the mouth 

 ohlique ; villiform teeth in both jaws, and on the vomer ; four to eight 

 hranchiostegals ; opercular bones ai'med ; scales ctenoid ; ventrals thoracic, 

 with vwre than Jive sojt rays. 



Tkachichthys. 



Snout veiy short and rounded ; chin prominent ; fine teeth in the 

 jaws, and on the vomer and palate ; eight hranchiostegals ; a strong 

 spine on the shoulder, and at the angle of the pi-seoperculum ; suborbital 

 arch with radiating ridges ; scales rather small ; abdomen serrated ; one 

 doi'sal ; ventrals with six soft rays ; caudal forked. 



Australian seas. 



18. TRACHICHTHYS ELONGATUS. Gunth. 



T. elongatus, Gunth., I., p. 10. 



D. ^ ; A. I ; Y. 1/6 ; L. Lat. 65. 



Scales rough, those of the lateral line not larger ; the serrated ventral 

 keel composed of eleven to twelve scales ; height of the body one-third 

 of the length (Giinth.) 



Australia and Great Barrier Island, N.Z. (Giinth,) 



I have seen no specimen. 



TRICHIURID^. 



Body elongate and compi'essed, naked, or with minute scales ; cleft 

 of the mouth wide, with several long aiul strong teeth in tlie jaws; 

 dorsal and anal elongate, sometimes with finlets ; ventrals thoracic or 

 rudimentary ; seven or eight hranchiostegals ; caudal distinct. 



Lepidopus. 



Body very elongate and thin ; one doi*sal along the whole back ; 

 caudal well developed ; ventrals i-educed to a pair of scales ; anal spines 

 numerous ; no finlets ; no scales ; eight hranchiostegals. 



Mediterranean and Atlantic. 



