10 DERVCID.T-;. 



3. TRACHICHTHYS. 



Trachichthys, Shan; Nat. Misc. x. pi. :}78, Cuv. i^- Vol. iii. p. 229 



Amphiprion, BL S'cfin. p. 551. 



Tracliichthys, sp., LoWc, Fishes of Madeira, p. 55. 



Muzzle very short, rounded, not protruding ; cleft of mouth 

 oblique; chin prominent, eye large. Exceedingly fine villiform 

 teeth in both the jaws, on the palatines, and on the vomer. Eight 

 branchiostegals ; a strong spine on the scapuhir bone and at the 

 angle of praiopcrculum, a small one on the operculum ; suborbital 

 arch with radiating ridges. Scales ctenoid, rather small, abdomen 

 serrated. One dorsal, ventral with six soft ray.s ; caudal forked. 

 Swim -bladder? Pyloric appendages? 



Australian Sea. 



1. Trachichthys australis. 



Trachichthys australis, SJiaic, Nat. Misc. tab. 378, and Zool. i\. p. 630 ; 



Cur. Sf Val. iii. p. 229; Loire, Fishes of Madeira, p. 55 et scq. 

 Amphiprion carinatus, Bl. Schu. p. 551. 



D.l A.l. V. 1/6. P. 13. 



Scales rough, rather irregularly arranged, those of the lateral 

 line not larger ; the serrated ventral keel composed of eight scales. 

 The height of the body not quite one-half of the length between 

 snout and the base of the caudal. 



Australian Sea, 



a. Adult: stuffed. New Holland. (ShaAv's original specimen.) 



2. Trachichthys elongatus. (Plate 1. fig. A.) 



I).-^. A. I V. 1/0. L. lat. ca. Go. 



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

 ventral keel composed of eleven or twelve scales. The height of the 

 body one-third of the length between snout and the base of the 

 caudal. 



a Skin, in spirits. Great Barrier Island (New Zealand). Purchased 



of Mr. Sowerby. 

 b. Young. Austraha. 



Description. — This new species differs as much in the foi-m of the 

 body from the other, as a I)ace from a Crucian Carj). The length 

 of tbn head is less than the height of tlu^ body. The snout is ex- 

 ceedingly short, about oue-third of tlie diameter of orbit. The 

 u])[)cr maxillary reaches a little behind tlie eye ; it is elongate and 

 styliform lik(! ,the intermaxillary, but dilated at the end. The 

 lower jaw is shorter than the upper, and fiiniisluMl in front with 

 two little knobs ; the interniaxillaries are scarcely separated from 

 one another by a noteli. All the teeth are fine, villiform; those 



