KXOGLOSSUxM, Mafiuesfiue. 



K, MAXIJJJLIXGUA. 



The Chub-Sucker. 



The lieight of tlie body is nearly one-lifth of tlie total length 

 (withont candal fin), the length of the head a little less than 

 one-fourth. Caudal fin eniarginate. Color olivaceous, smoky 

 above; a blackish band from ])ectoral iin to superior extremity 

 of gill opening. 



Fin-rays:— D. 8; P, 12; V. 8; A. 8: C. 18. 



C. maxilUUngua, Guenthei', VII, p. 188. 



Cyprinns maxilUlinr/Ha, Losueur, Joiirn. Ac. Nat. 8c. 

 Philad., I, p. 85. 



Exo<jlossum maxiUiUiujna, Agass. Anier. Journ. Sc. & Arts, 

 1853, XIX. p. 215; Cope, Journ. Ac. Nat. So. Philad., 

 XIII. p. 360, pi. 11, f^g. 1. 



Sykesville, in Piney-run, tributaries of Patapsco River, 

 Gwynn's Falls, above tide, Jones Falls and Pipe Creek. 



The shovel-8hape<l lower jaw of this species admirably 

 adapts it lor lifting the small Fhysas and other shells from 

 the rocks; and it is in the I'ocky pai'ts of our streams that it 

 is usually to b« seen. 



ACAI). (>0LL. IS. 1. 



SEM0TILU8, Kafine.sque. 



1. tS. JUIOTHEUS. 



The Fall-Fish, Shiner, or Shining Dace. 



Body rather deep, compressed, elongate; its heiglit nearly 

 one-fourth of total (without caudal.) Scales large, with tlie 

 i'ree margins festooned with elevated radiate lines.. The colors 

 are very brilliant, having as ground a very pure silver white; 

 the back is often steel-blue, and sides uf head bright rose 

 (■■dored. In spring and summer the ;iduit males have ros\^ 

 shades, and the dorsal and [iect(ji'al tins are crimson. 



Fin-ravs; — 1). 1. S; !'. 17; A . S: A. S; C. IS. 



