352 GAAfE FISH OF NORTH AMERICA. 



Sucker, of the Mormons. — Paniosieus plaiyrhyyukus. Cope. 



Specific ckaraciers.—EoAy elongate ; bead short and wide, 

 entering total length five and three-quarter times ; scales larger in 

 caudal than near head ; dorsal fin nearer muzzle than base of cau- 

 dal. Color. Blackish above, yellowish below. Habitat. Prove 

 River, Utah. Taken with bait of pork ; also in net. 



Yarrow*s Sucker. — Paniostsus jarrovii. Cope. 



Specific characters. — Body not so elongate as preceding ; head 

 enters total length about five times. Dorsal fin intermediate. 

 Color. Above, light bro%vn with narrow dusky spots and clouds ; 

 a narrow Ught abdominal band. Chin and fins red. Habitat. 

 Colorado, New Mexico. This specimen is the prevalent catos- 

 tomoid of the Rio Grande Basin. I do not know if it will take 

 the hook. 



Utah Lake Sucker, — Catostomus fecundus. Cope and Yarroflr. 



Specific characters. — Body thick ; head enters total length five 

 times ; diameter of eye enters length of side of head six times ; 

 dorsal fin nearer end of muzzle than insertia of caudal, scales 

 largest near caudal. Color. Brownish black above, yellowish 

 beneath. Habitat. Lake Utah, Utah. Is generally fished for 

 with nets but ^vill occasionally take the hook. 



Catostonit^ gusTnaniensi. Girard. 



Has also been taken in Utah Lake, but it is not well known. 



Horned Chub. Jerker. — Ceratichthys iiguttatus. Kirt. 



Specific characters. — Head enters length four times ; depth 

 about the same. Scales large. Fin formulae: D. i, 8 ; A. i, 7. 

 Color. ?Jluish olive ; fins light orange. Bites readily at any bait. 

 This fish was discovered in 1872 by Dr. Yarrow and Jlr. Hen- 

 shaw in a small creek near Harmony, Utah. It is the common 

 eastern homed chub, which is widely distributed from Pennsyl- 

 vania to Utah. It may be found elsewhere further westward. 



A species of chub is found in Lake Utah of which the scien- 

 tific name is in doubt, consequently it is passed over with the re- 



