56 BULLETIN 95, UNITED STATES NATIONAL MUSEUM. 



Body slender, elongate, somewhat compressed anteriorly; snout 

 pointed; mouth large, oblique; maxillary reaching to vertical from 

 posterior border of orbit; jaws subequal; teeth in jaws in a single 

 row, long, compressed, 33 fully developed teeth in the upper jaw and 

 30 in the lower; broad bands of villiform teeth on vomer and pala- 

 tines; gillrakers 3-[-13. 



Distance from tip of snout to first dorsal 4.1 in length ; to second 

 dorsal 1.81; height of longest rays of soft dorsal 1.75 in head; soft 

 dorsal and anal falcate; ventrals short, 1.5 in snout; lateral line un- 

 dulating. 



Color in life, bluish above, silvery below ; sides with bronze spots. 



In spirits our specimen has four rows of round, dusky spots below 

 lateral line, these most distinct before soft dorsal. 



Family XIPHIIDAE. 



THE SWORDFISHES. 



Genus XIPHIAS Linnaeus. 



81. XIPHIAS GLADIUS Linnaeus. 



Xiphias gladius Linnaeus, Syst. Nat., ed. 10, 175S, p. 248. — Jordan and Gil- 

 beet, Synopsis, 1883, p. 420. — Jobdan and Evermann, Fishes North 

 and Mid. Amer., vol. 1, 1896, p. 894.— Delfin, Cat. Feces de Chile, 

 1901, p. 51. 



Xiphius gladius Abbott, Marine Fishes of Peru, Proc. Acad. Nat. Sci. Phila., 

 1899, p. 346. 



We know of no record for Peru of this widely distributed species ; 

 it has been recorded from the coast of California and from Iquique 

 and Talcahuano. Chile, and undoubtedly occurs within Peruvian 

 waters. 



Family CARANGIDAE. 



THE FANJANOS OK FAMFANOS. 



KEY TO GENERA. 



0*. Premaxillaries not protractile (except in very young) ; soft dorsal similar 

 to anal ; lateral line unarmed ; dorsal spines feeble, 7 in number, connected ; 



anal spines weak ; pectoral fins long Neptomenus, p. 57. 



a'. Premaxillaries protractile. 



&*. Anal fin much shorter than soft dorsal ; its base not longer than abdomen; 

 pectoral fin short, not falcate. 

 c\ Maxillary with a distinct supplemental bone ; membrane of dorsal spines 



persistent Se7-iola, p. 58. 



c^ Maxillary without supplemental bone Trachinotus, p. 62. 



6'. Anal fin about as long as soft dorsal, its base longer than abdomen; max- 

 illary with a supplemental bone ; lateral line arched anteriorly, usually 

 armed posteriorly ; pectoral long, falcate — 



