274 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY - IV. 



slightly in front of dorsal. Caudal peduncle long and slender. Dorsal 

 inserted scarcely nearer caudal Ihan snout. Silvery stripe broad, half 

 wid -r than the eve, hoi tiered above by a dusky streak. Head 3<; 

 depth <;. I>. 1-; A. L'(>. L. 4 inches. West Indies; occasional north- 

 ward. A specimen in our collection from Wood's Holl, Mass. 



( ICiujniuH* jn r/'.sri(i//(.v Pooy, Mem. Cuba, ii, 312: Eitgrauliti 2>crfa8ciutut< Giiuther, vii, 



aa. laxly si mn^ly roinpn-ssrd, translucent in life. 

 J <>. S. lcii<:atBSSilllius (Giranl) Jor. & Gilb. 



Very pale, olivaceous, translucent, with some dark points, and a sil- 

 very lateral band not as wide as the eye. Head short, nearly as deep 

 as Ion-. Eye large, much longer than the blunt snout, which projects 

 considerably beyond the lower jaw. Gill-rakers numerous, .slender, 

 nearly as long- a s the eye. Maxillary reaching past the root of the man- 

 dible. Lower lobe of caudal the longer. Anal rather long. Dorsal 

 inserted midway between caudal and front of eye. Head 4] ; ; depth 1 : ;. 

 D. 13; A. l'.".. Lat. 1. 40. L. 3 inches. San Diego Bay and southward ; 

 locally abundant. 



(EiKjrnnlln (ldivatixiiun Giranl, Proo. AcaH. Nat. Sri. Phila. 1854, 154, anil U. S. Pac. 

 II. II. Surv. x, 333: Enyruulis (IfUcatitmiiiuts Guutuer, vii, 391.) 



457. S. comprcssilS (Giranl) Jor. & Gilb. "Sprat." 



Very pale, olivaceous, translucent; a silvery lateral band as broad as 

 the eye. Body strongly compressed, deeper than in other species. 

 Head short, nearly as deep as long. Eye large, anterior, much longer 

 than the blunt snout, which does not project much beyond the lower 

 jaw. (lill-rakers numerous, slender, nearly as long as the eye. Maxil- 

 lary reaching beyond the root of the mandible. Lower lobe of caudal 

 the longer. Anal fin very long. Dorsal inserted midway between cau- 

 dal and fro ni of eye. Pectoral with a basal sheath. Head 1A: depth 3$. 



I). 1L'; A. 31. Lat. 1. 40. L. (5 inches. Very similar to N. (Icllcdtifuii- 

 )IIHN, but l:irger, \\ith a longer anal tin. Point Concepcion to Mexico; 

 abundant southward. 



OOmpressiU Qr\T&T& } I'. S. I'ac. li. K. S:irv. Pish. :!:: >: Kmjruulln compressus 

 (iiintlirr. vii, 395. 



FAMILY X L. A LKI'l 1 )OSAURII >.K. 



(Tin- l.<niat -Jain-*.) 



Body elongate, rat her compre ->ed, scaleless. J lead compressed, with 

 the snout much produced, and \\ith the cleft of the mouth very wide. 

 l'renia\ill:ir\ ver\ long and ver\ slender, Ibrming the entire margin of 

 the upper ja\v, not protractile. Maxillary thin, needle-like, as long as 



