422 



FISHES. 



occurs in tlie MediteiTanean, the neighbouring parts of the 

 Atlantic, and in the sea off Japan. 



Trachichthts. — Snout very short and obtuse, with prominent 

 chin ; eye large. Villiform teeth on the palatine bones and on 

 the vomer. A strong spine at the scapulary and at the angle of 

 the priBoperculum. Scales rather small ; abdomen serrated. 

 One dorsal, with from three to six spines ; ventral with six soft 

 rays. Caudal forked. 



Four species are known from New Zealand and Madeira. 



Ano'plogaster is an allied genus from tropical parts of the 

 Atlantic ; it is scaleless. 



Beryx. — Snout short, with oblique cleft of the mouth and 

 prominent chin ; eye large. Villiform teeth on the palatine 

 bones and vomer. Opercular bones serrated ; no spine at the 

 angle of the prreoperculum. Scales ctenoid, of moderate or large 

 size. One dorsal, with several spines ; ventrals with seven or 

 more soft rays. Anal with four spines ; caudal forked. 



Five species are known from Madeira, the tropical 

 Atlantic, and the seas of Japan and Australia. The species 



A 





iiiii' 



Fig. 184. — Berj'.x deeadactylus. 



figured is B. deeadactylus, common at Madeira, and occurring 



