568 CONTEIBUTIOXS TO NORTH AMERICAN ICHTHYOLOGY IV. 
CO pounds. Its flesh is not of high quality, and is often tough and ill- 
flavored, espeeially in the lakes. 
{A 2 ylodinotus grunniensIlaf.JonTn, dePbys. 1819, 88: Comna oscm la Giiutlier, ii, 297: 
Sciana grisea Lo Sueur, Journ. Acad. Nat. Sci. Pliila. 1822, 254 : Amblodon concinnus aud 
lineatm Agassiz, Am. Journ. Sci. Arts, 1855, 307 : ? Corvina richardsoni* Cuv. & Val. v, 
100 : Amblodon neglectus Grd. Mex. Bound. Surv. Ichtli. 1859, 12.) 
295.— POGsniVlAS Lac6p5de. 
Drums. 
(Lac^ptide, Hist. Nat. Poiss. iii, 138, 1802: type Pogonias fasciatus Lac. = 
cromia L.) 
Body short and deep, the dorsal outline much elevated, the ventral 
nearly straight. Mouth moderate, the upper jaw longest; teeth small, 
in villiform bands, the outer not enlarged; lower itharyngeal bones 
large, fully united, armed with strong paved teeth; lower jaw with 
numerous barbels, each about half as long as the eye; iireoperculum 
entire, with a membranaceous edge. Dorsal fins slightly connected, the 
spines high and strong; caudal fin subtruncate; first anal spine short, 
the second exceedingly large, nearly as long as the soft rays; pectorals 
and ventrals long; gill-rakers short and bluntish. Pseudobranchim 
large. Marine species reaching a very large size; among the largest 
of the Scitenidae. {rrcbywviaq^ bearded.) 
S94. P. cBat’OBiBBS (Limi.)C.&V. — Drum. 
Grayish silvery, with 4 or 5 broad dark vertical bars, which 
disappear with age ; fins dusky. Body oblong, much compressed ; 
* If correctly described, this species is the type of a distinct genus which has been 
provisionally termed Dutgchelithus. It is x'lobable, however, that the type was a 
deformed individual of H. grunniens. 
The following are the alleged characters, generic and specific: 
EUTYCHELITHUS Jordan. 
(Jordan, Man. Vert. E. U. S. ed. 1, 242, 1876: type Corvina richardsoni C. & V.) 
Differs from Haploidonotus in the much deeirer body, steej) i>rofile, the nearly equal 
jaws, the single rather short anal sjrine, and in. the smaller size of most of the fins. 
{ivTvxgC, lucky; Zi0o?, stone; in allusion to the large ear-bones of Sciaeuoid fishes. The 
ear-bones of Haploidonotus are quite large aud are marked with a rude iuix^ress of the 
letter L, and are hence known to Wisconsin boys as “ lucky-stones.”) 
E. richardsoni (C. & V.) Jordan. — Maleshaganay. 
Grayish olive, Avith darker bands across the back ; body much elevated, highest in 
front of dorsal fin ; jirofile very abruxitly decurvcd. Preoxiercle finely serrate. Eye 
half length of snout. Pectorals x)oiuted, considerably longer than A entrals. Head 
3^ in total length, including caudal fin; deqAth 2f. D. IX, 29; A. I, 7 ; Lat. 1. 54. 
(C. & V.) Lake Huron. 
{Con'iua richardsonii Cuv. & Val. v, 100: Corvina richardsonii Richardson, Fauna 
Bor.-Amer. 1836, 64: Corvina richardsonii Gunther, ii, 298.) 
