LIST OF FISHES COLLECTED IN BOULDEK CHl'NTY, COLO. 



227 



Tlu' general shape is much like thai of Semolilus corporalis (Mitchill) (Jordan and Evermann, 

 Bulletin -17, p. 221 ), l>u( the snoul is blunter than that of the latter of this size, and is without barbels. 



Color in alcohol, back olive, made dusky by the dusky margins of the scales; a Mark streak along 

 middle of hack from occipul to dorsal fin splitting and passing each side, reuniting behind fin and con- 

 tinuing to t< 1 1 ► of base of caudal; top of head black and snout slate: side of head below level of eye, 

 nearly all of side of body below lateral line, and belly pale; commencing on about the eighth scale 

 behind the upper edge of the opercle and about the middle of the third above and including the lal 

 era I line, a narrow black line w hich becomes mere distinct posteriorly, extending backw ard and curv- 

 ing downward gradually to the lateral line about the twenty-fifth scale, thence running to base of caudal 

 along upper edge of lateral line; anteriorly a dusky shade between the black line and the lateral line, 

 posteriorly this dusk) shade mere intense, about two scales wide with the I 'lack line extending through 

 the middle of it : lower lins pale; dorsal and caudal a little dusky. Length 88 mm. (3.46 inches). 



The following table shews the measurements and counts of all three specimens: 



Type, No. 51,841, I". S. National Museum; cotype, No. 1. Museum of University of Colorado. 



Type locality, Boulder Creek, Boulder, Colo. Collectors, Juday and Henderson. 

 Notropis cayuga Meek. V. 

 Notropis scy 11a (Cope). B, V. 

 Notropis piptolepis (Cope). B. 

 Notropis lutrensis i I'.aird Ac ( rirard I. V. 

 Notropis cornutus (Mitchill). B, V 

 Phenacobius scopifer i ( lope I. V. 

 Rhinichthys cataractse dulcis i.( rirard ). B. 

 Hybopsis kentuckiensis ( l!alines(|ue)- B, V. 

 Couesius dissimilis (Girard). B. 

 Fundulus zebrinus .Jordan A: ( dlberl. B, V. 

 Fundulus floripinnis i ('e|.e i. II, V. 

 Pomoxis sparoides (Lac^pede). Culbertson's Lake. 

 Apomotis cyanellus (Eafinesque). V. 

 Micropterus salmoides (Lacepede). Culbertson's Lake. 

 Boleosoma nigrum (Raflnesque). B, V. 

 Etheostoma iowse .T.inlan & Meek. V. 



This species has not been previously noted west of Valentine, Nebr. (Jordan and Evermann 

 Bulletin 47, p. 1084.) 



