G32 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY - IV. 



everywhere scaly. Scales large, ctenoid. Isthmus moderate; gill-clefts 

 extended a little forward above ; gill-rakers long. Pharyngeal teeth 

 setaceous ; an external series broad, flexible, lamelliform. Dorsal spines 

 flexible, usually 7; ventrals separate. Brackish waters in the tropics. 

 (Latin, (lonnitator, one who sleeps.) 



4 



9O. I>. lioicatus Gill. 



Brownish-yellow, thickly puuctnlated with darker, with a dark line 

 running along the midd'e of each row of scales, and with a dark ver- 

 tical blotch on the scapular region; head apparently with 2 dark longi- 

 tudinal bands; dorsal and anal tins with 2 rows of dark spots near the 

 base, a fainter one beyond; all the fins with minute dark dots. Dead 

 3 in length; depth about 3J. Eye equal to snout. D. Y1I-1, 10; A. 1, 

 10; Lat. 1. 32. (GUI.) Savannah, Ga.; probably identical with the next. 



(Gill, Proc. Acad. Nat. Sci. Phila. 1863, 271.) 



981. O. macuEatus (Bloch.) Gil\.S!ccp<r. 



Dark brown, with lighter bluish spots; a faint dark stripe along sides; 

 a large dark blue spot edged with black above base of pectorals, and 

 a dark streak from eye to angle of mouth; two dark streaks on side of 

 head; branchiostegal membrane blackish; dorsals barred with spots; 

 anal dusky, barred with bluish, and with white margin; a dai'k bar on 

 base of pectoral. Caudal a little shorter than head. Eye small, shorter 

 than snout. Head 15!, in length; depth about 3 (in the adult). D. Yll-!>; 

 A. 10; Lat. 1. 33. L. 12 inches. Kio Grande and southward to Guiana 

 and Equador; very abundant in brackish waters. (Here described from 

 specimens from Mazatlan.) 



,-:irna mantJala Bloch, Ichth. taf. 299, f. 2: Klcolrls mugiloidcK C. A V. xii, 265: 

 lnld Giiulhcr, iii, 112: Klriilri* xitiintiilciitus Giranl, I'. S. Mcx. Bound. 



Surv. Idilli. ISYJ, 2*: Klftitrix xoinnolcnttt (JiintluT, iii, ~>^7 : Jlnninlator 

 I'ncy. S\n. 1'isc. (Jnlicns. il'.Ui.) 



34SB. EVOKTEIOOttJS (Jill. 



<i;ill. Proo. Ac!<l. Nat. Sci. IMiila. 1^.'.!), 1 '.!.->: type I'.rnrthodnx bnnceps Gill.) 



liodv elongate, covered with ctenoid scales of moderate si/e. Head 

 thic.lv, shnrl. IstJimiis moderate. Teeth in a single scries, with the 

 crown emarginate, those of the lower jaw hori/ontal; no canines, l-'iist 

 dorsal of <1 spines; ventral lins united, not adherent to the belly, (cu, 

 well; ni.ii,,:. straight ; nn<>-, tooth.) 



9S2. E. cafBDliBs (Gr&.) Gill.* 



Olivaceous, with cross blotches of darker. P.ody snbfusiform. Head 



- \\'i- an- inl'oiiii.-d liv I'l-ol'cssi.r Cill that tlrs species, or a species supposed to he the 

 same, is an Knirtlnnlux. Tlu^ types are now 



