91. SCI^NID^ — UMBRINA. 575 



L. 10 inches. Pyloric coeca 8 ; air-bladder simi)le. Coast of Califor- 

 nia; very common. 



(Liostomus Uneatiis Ayres, Proc. Cal. Acad. Nat. Sci. i, 25, 1855; Girard, U. S. Pac. 

 R. R. Surv. Fish. 99: ScicBiia lincata Giiuther, ii, 288.) 



299.— iniCKOPOGOW Cuvier &, Valenciennes. 



Croalcers. 



(Cuv. & Val. Hist. Nat. Poiss. v, 213, 1830: type Micropogon Hneatus C. & Y. = rei-ca 

 undulata L.) 



Body moderately elongate, compressed, somewhat elevated. Pre- 

 opercle strongly dentate. Teeth in villiform bands, the onterrow in the 

 upper jaw enlarged ; lower jaw with a row of minute barbels on each 

 side. Second anal spine moderate. Caudal fin double truncate. Lower 

 l)haryngeals narrow, distinct, with conical teeth. Gill-rakers moderate, 

 rather slender. Air-bladder with long horns, {ij-upo^. small ; raJ^'wi/, 

 beard.) 



904. M. undulatiis (L.) C. & Y.— Croaker. 



Color grayish-silvery, with bright reflections ; sides and back with 

 narrow, irregular, undulating lines of dots; dorsal fins'with three lines 

 of dots along base. Body rather elongate, slightly elevated, the back 

 somewhat compressed. Head long, the snout prominent, not strongly 

 convex. Mouth rather large, nearly horizontal, tbe maxillary reaching 

 to front of eye. Eye 2 in snout. Preopercle strongly serrate; the 

 spines near angle diverging. Dorsals nearly separate, the first high; 

 pectorals moderate, nearly reaching tips of ventrals; ventral filament- 

 ous; anal inserted nearly under middle of second dorsal; the second 

 spine rather weak, shorter than snout, one-third length of head. D. X, 

 I, 27 ; A. II, 8; Lat. 1. GO; cceca 8. Head SJ ; depth 3.;^ ; eye 5 in head, 

 rather less than interorbital width. L. 12 inches. New York to West 

 Indies; common southward. 



{Pcrca undulata L. Syst. Nat. ; Cuv. & Val. v, 219 ; Tlolbrook, Ich. S. Car. 1860, 146; 

 Giintber, ii, 271 : Micropofjon lincatus Cuv. & Val. v, 215.) 



300.— UITIDRIIVA Cuvier. 

 (Cuvier, Rfegne Auira. ed. 1, 297, 1817: type Sciccna cirrhosa L.) 



Body moderately elongate; back somewhat arched. Head oblong, 

 with the snout thick and protuberant. Mouth almost horizontal, of 

 moderate size. Preoperculum with its bony margin finely serrate. 

 Lower jaw with a single thickish barbel. Teeth in villiform bands, 

 the outermost in the upper jaw somewhat enlarged. Anterior dorsal 



