2228 Bulletin 4.7, United States National Museum. 



pupil or to posterior margin of orbit, 2 to 2 in head; outer row of teeth 

 on upper jaw enlarged; the narrow band of teeth back of this row sepa- 

 rated from it by a space; teeth on lower jaw in a baud, subequal. Scales 

 cycloid anteriorly, becoming larger and ctenoid posteriorly. Caudal 2 to 

 2 in body. Male, light olive, with dark-olive blotches ; body and head with 

 many conspicuous round cream-colored spots, each surrounded by a dusky 

 ring, these smaller than pupil and most distinct on head ; snout with dusky 

 streaks ; dorsal and caudal plainly barred ; pectoral crossed with dark wavy 

 lines, dusky at base ; anal and ventrals dusky ; a small dark spot at base of 

 caudal; a shining deep-green spot inside the mouth in life. Female, plain 

 olivaceous, nearly or quite immaculate. West Indies, south to Rio Janeiro; 

 north to St. Augustine, Florida (Dr. Oliver P. Hay), and to Charleston (C. 

 H. Gilbert) ; specimens before us from Marco Island, Florida (J. A. Hen- 

 shall). (6jndpay8o^j emerald, from the bright-green spot on the tongue.) 



GoUus smaragdus, CUVIER & VALENCIENNES, Hist. Nat. Poiss., xn, 120, 1837, Cuba ; JOEDAN 



& ElGENMANN, I. C., 497. 



Smaragdus valenciennei, POET, Memorias, II, 280, 1861, Cuba. 



Gobionellus smaragdus, POEY, Synopsis, 394, 1868 ; POEY, Enumeratio, 126, 1876. 



2555. GOBIUS STRIGATUS, O'Shaughnessy. 



Head 3; depth 5; eye 3J, shorter than the rounded snout. D. VI-12; 

 A. 11 or 12; scales 53-13. Body elongate, compressed posteriorly; head 

 little compressed ; maxillary reaching to below middle of eye ; teeth small, 

 the outer a little enlarged ; dorsal spines all shorter than head, not fila- 

 mentous. Head naked ; anterior half of body covered with ctenoid scales, 

 those on nape much reduced in size. Two violet stripes from mouth to 

 eye, 8 or 9 violet bars on side, 3 or 4 on caudal ; second dorsal spotted. 

 (Steindachner.) Coast of Surinam, (strigatus, striped.) 

 Gobius strigatu*, O'SHAUGHNESSY, Ann. Mag. Nat. Hist,, series 4, xv, 1875, 145, Surinam. 

 Gobius kraussi, STEINDACHNER, Ichth. Beitrage, vm, 16, 1879, Surinam ; JORDAN & EIGEN- 



MANN, 1. C., 497. 



2556. GOBIUS SAGITTTJLA (Giinther). 



Head 4 to 5 in length to base of caudal; depth 6 to 8; eye 4f to 5J. D. 

 VI-13 or 14; A. 13; scales about 66 in longitudinal, 15 in transverse series, 

 counted just below space between the two dorsals. Body slender, taper- 

 ing pretty regularly from middle of first dorsal to caudal, most compressed 

 posteriorly, depth about uniform from head to origin of second dorsal. 

 Head short, depressed, and broad; mouth large, nearly horizontal, the 

 maxillary in adults 2 in head, reaching beyond middle of eye; dis- 

 tance between maxillaries at their posterior ends greater than their 

 length ; eye about f- the bony interorbital space. Teeth in a narrow band 

 in each jaw, those in lower jaw uniform, the outer series in upper jaw 

 considerably enlarged and separated by an interspace from the inner 

 band. PseudobranchiaB well developed. Gill rakers short and flexible. 

 Longest dorsal spine about f head; distance between dorsals less than 

 diameter of eye; pectorals 1 in head, their tips reaching past middle 

 of spinous dorsal; ventrals about equaling pectorals, reaching more than 

 halfway to origin of anal ; anal equal and opposite to the second dorsal, 

 but slightly lower; caudal fin greatly elongate, more than head and 



