436 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



est ray nearly lialf lengtli of head, the last rays of the fin scarcely rising 



above the scaly sheath. Head 4 ; depth 3^. D. VIII-I, 24 ; A. II-I, 



2L; Lat. 1. 41 (developed scutes). San Diego, Cal., to South America. 



(Description from original types of T. hoops.) 



(^Trachurus boops Girard, U. S. Pac. R. R. Surv. Fish. 1859, 108, not Caranx hoops of 

 C. & V. : Caranx caballus Giinther, Trans. Zool. See. Lond. 1869, 431 : Caranx girardi 

 Steiudachner.) 



6§'y. C. cibi Poey. 



Dusky bluish, golden below, without spots. Body rather elongate, not 

 elevated, muzzle pointed. Profile regularly curved. Maxillary reaching 

 front of eye. Teeth villifoim on jaws, vomer, and palatines. Breast 

 and vertical fins scaly. Last spine of dorsal short, strong, free. Pec- 

 torals as long as depth of body, falcate ; ventrals short. Eye 4^ in 

 head. Head 3^^ ; depth 3. D. VIII-I, 25 ; A. II-I, 22. West Indies, 

 north to Florida. 



(Poey,Memorias, ii, 224, 1858.) 



cc. Depth more than one-third the length. 

 6§§. C. beani Jordan. 



Silvery, bluish above; no black spot on opercles or fins; spinous 

 dorsal and axil dusky. Body ovate, deep and compressed, somewhat 

 elliptical ; the profile anteriorly not elevated, forming an even curve con- 

 tinuous from the snout to the base of the dorsal, the snout therefore not 

 blunt. Top of head not much compressed. Premaxillaries on the level 

 of the lower edge of the pupil ; maxillary not reaching to opposite the 

 front of the pupil. Teeth rather small, in a narrow band on each jaw, 

 without distinct canines; villiform teeth on tongue, vomer, and palatines. 

 Cheek about as deep as the eye, which is rather small, considerably 

 shorter than snout ; adipose eyelid little developed. Gill-rakers long. 

 Breast entirely scaly ; soft parts of the vertical fins densely covered with 

 small scales. Pectoral fin falcate, a little shorter than the head, reach- 

 ing past the front of the anal ; caudal equally forked. Plates of lateral 

 line small. Head 3^; depth 2^. D, VIII-I, 27 ; A. II-I, 23 ; Lat. 1. 28. 

 Beaufort, North Carolina. 



(Jordan, Proc. U. S. Nat. Mus. 1880, 486.) 



6§9. C. falcattis Holbr. 



Greenish above with blue reflections^ sides and below golden or 

 silvery ; caudal fin yellow, inner edge of upper lobe black ; a black axil- 

 lary spot, opercle faintly blotched. Body oval, much compressed, with 

 the axis neai'ly midway between the back and belly; profile very con- 



