118 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY — III. 



•Lips distinctly plicate — Coutinued. 



U. Dorsal moderate, with 1*2 to 14 developed rays. 



n. Head comparatively larj^e, about 4 in length: dorsal 

 rays usually 12. 

 0. Head short aud very wide through the opercles, 

 flat above: body stout, the back somewhat 

 elevated, depth 4 in length: muzzle subtrun- 

 cate, slightly projecting : scales G—10-r> : oliva- 

 « ceous. siUi TV lii'low ; dorsal fin dusky. 



CONGESTUM, IC. 



00. Head rather lung, 4^ in length, llattish above : 

 body elongate, more nearly cylindrical, little 

 compressed: muzzle truncate: olivaceous, some- 

 times with rows of faint spots along the series 

 of scales ; dorsal and caudal (ins black-edged : 

 size quite small: Teaemhles M. cervhium, but the 



mouth entirely dill'erent pidiexsk, 17. 



tin. Head very small, about 5 in length : muzzle couic, 

 much projecting beyond the very small mouth ; 

 body broadly fusiform, much compressed, the 

 back elevated and arched : dorsal rays 14 : color 

 silvery, with plumbeous shades above; lower 



fins while: size small corkgoncs, l^*. 



•' Lips full, strongly papillose, much as in the subgenus Ilypathliuvi. 



p. Body comparatively stout, the dorsal region 

 somewhat elevated and rounded, the depth 

 being about 4 in length, the head about the 

 same : eye lather large, high up aud well back, 

 the preorbital space being longer than ir the 

 other species: top of head flat : dorsal rays 1'2 

 to 14: scales rather large, 6-42-.^: lips well 

 developed, deeply incised : color silvery ; back 

 with smoky shading; lower fins white: size 

 large, reaches a length of about two feet 



i'Ai'n,Lot>iM, 19. 



3. MYXOSTOMA CARPIO {Valenciennes) Jordan. 



Carp MulUt. White Ltd- MulUi. 



1944— Ca<08<omu« carpio Vai.knciennIuS, Cuv. et Val. Hist. Nat. des I'oiss. xvii, 457, pi. 

 517. 

 CatoslomuH carpio Storkk, Synopsis, 426, l^ltl. 

 Caiostomm carpio GOntiikk. Cat. Fishes Brit. Mus. vii. 20, 1668. 

 Plyvhostomus carpio Copk, Proc. Am. Philos. Soe. Phila. 47(», 1870. 

 Ptychoetomua carpio Jokdan, Fishes of lud. 221, l'?75. (Name only.) 



