JORDAN: CATALOGUE OF FEESH-WATEK FISHES. 425 



51.— Myloleuous Cope. 1872. 

 § MyloJeucus. 



302. 3Iyloleucus pulverulentus Cope. Utah to Montana. 



303. Myloleucus parovanus Cope. Utah. {d. s.) 



304. Myloleucus sqiiamatiis (Gill) Jor. Salt Lake Basin. 



305. Myloleucus Mcolor (Grtl ) Jor. Klamath Lake. 



306. Myloleucus obesus (Grd.) Jor. Nevada. 



307. Myloleucus formosus (Grd.) Jor. Merced and Mohave Eivers. 



52.— Cheonda Girard. 1856. 



308. Cheonda cooperi Grd. Columbia Eiver. 



309. Cheonda ccerulea Grd. Lost Eiver, Oregon. 



310. Cheonda crassa (Grd.) Jor. Sacramento Eiver. [d. s.) 



311. Cheonda pulchra (Grd.) Jor. Chihuahua, [d. s.) 



312. Cheonda nigrescens (Grd.) Jor. Eio Grande, {d. s.) 



313. Cheonda gibbosa (B. & G.) Jor. Gila Basin, {d. s.) 



53.— Lavinia Girard. 1854. 



314. Lavinia exilicauda B. & G. California. 



315. Lavinia harongus Grd. California, {d. s.) 



316. Lavinia gibbosa Ayres. California, {d. s.) 



54. — ISToTEMiGONUS Eafinesque. 1819. 



317. Notemigonus chrysoleucus (Mit ) Jor. Maine to Minnesota and 



Texas. 



318. Notemigonus occidentalis (B. & G.) Jor. California. 



319. Notemigonus americanus (L.) Jor. South Carolina j Georgia. 



320. Notemigonus leptosomus (Grd.) Jor. Texas, 



321. Notemigonus lucidus (Grd.) Jor. Indian Territory, {d. s.) 



55. — EicHARDSONius Girard. 1856. 



322. Bichardsonius balteatus (Eich.) Grd. Columbia Eiver. 



323. Bichardsonius lateralis Grd. Washington Territory. 



56. — PHBTsrACGBius Cope. 1867. 



{Sarcidium Cope, 1872.) 



324. Phenacobius teretulus Cope. Ohio Valley. 



325. Phenacobius uranops Cope. Tennessee Eiver. 



S26. Phenacobius scopiferus {Co\)e) J ov. Illinois to Missouri. 



327. Phenacobius catostomua Jordan. Alabama Eiver. 



328. Phenacobius mirabilis (Gid.) Jor. Arkansas Eiver. 



Bull. iv. No. 2 8 



