498 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY - IV. 



enlarged and spinous, falling off at times, leaving a naked strip; lateral 

 line continuous. Dorsal fins large, the second usually smaller than the 

 lirst and smaller than the anal. Anal spines two, strong, the first the 

 longer. Size moderate. 

 (xorro?, sculpin; ya<5rr}p, belly.) 



777. C. coiM?Iandi Jordan. 



Body rather slender and elongate. Head rather large and long, 

 somewhat narrowed, resembling that of Eolcosoma. Mouth small, hori- 

 zontal, sul (inferior. Eye large, 3 in head. Cheeks naked; opercles 

 and neck each with a few scales; throat naked. Ventral plates well 

 developed; scales moderate, strongly ctenoid. Color brownish olive; 

 a series of rather small, horizontally-oblong, black blotches along the 

 lateral line, forming an interrupted lateral band; back tessellated; 

 blackish streaks forward and downward from eye; ventral fins dusky 

 in the male; vertical fins with dusky specks; a black spot on anterior 

 rays of spinous dorsal. Head 4J; depth 5J. D. XI- 10; A. II, 9; Lat. 

 1. 50. L. 2^ inches. White River, Indiana; abundant near Indianapolis. 



(Rheocrypta copelundi Jordan, Bull. U. S. Nat. Mas. X, 9, 1877: Rheocrypta copelandi 

 Jordan, Man. Vert. 



778. C. putliami J. & G. (nom. sp. nov.). 



General form of the preceding. Mouth large, the maxillary reaching 

 to the pupil. Snout convex. Cheeks naked; opercles closely scaled ; 

 chest naked; neck above scaly; scales large. Tessellated above; sides 

 with ten square blotches, which are small and slightly connected by a 

 dusky band; spinous dorsal with a brown median band; second dorsal 

 and caudal barred; entral in the males dusky; a dusky stripe down 

 ward and one forward from eye. Head 4 ; depth (I. I). XI-11; A. II, 8; 

 I -at. 1. 44. L. 3 inches. Lake Champlain. (Described from Xo. 1314, 

 U. S. Nat. Mua.) 



( nolconoma t<**i llntitm Thompson, Appendix Hist. Vermont, 1K53, 31; not of Dokay : 



trwlltifux I'litnain, JJnll. Mus. L'omp. /ool. 1.-U3, ;">.) 



259.- IlttOSTOIUA Jordan. 



(.Ionian, 1'ror. Aead. Nal. Sri. I'liila. 1^77, 41) : type Ihuinytti rnx xliitinarili Grd.) 



Hodv robust. Jlrad large. Mouth comparative! y large, horizontal, 

 the lower jaw included; premaxillaries protractile; maxillary not adnate 

 to preorliital. Uelly witliout caducous plates. Fins as in AjrorfliiiN, the 

 anal larger than the SCJCOIM! dorsal. (E^ { > to move; a-<>na, mouth.) 



779. n. ACiumardi (Cnl.) Jordan. 



P.ody stout, heavy fon\ar<l, compressed behind. Head broad and 



