148 



89. SEMOTILUS Rafinesque, 1820. 

 § SESIOTILrS. 



296. S. COl'poralis (Mitch.) Putnam. Massachusetts to Idaho and South. 



297. S. pallidus (Grd.) Cope. Arkansas to Nebraska, d.s. 



% LEUCOSOMrs Haeckel, 1842. 



298. S. argenteilS (Storer) Putnam. New England and New York. 



299. S. rhotheus C'ope. New Tork to Virginia, d. s. 



300. S. dissimilis (Grd.) Jordan. Milk River, Montana, d. t. 



90. rOGOMCHTHTS, Girard, 1854. 



301. P. inaeqnilobus B. and G. California. 



302. P. symmetricns B. and G. California, d. s. 



303. P. argyriosilS B. and G. California, d. s. 



91. PLATYGOBIO Gill, 186-. d. g. 



304. P. communis (Grd.) Gill. Montana to California. 



305. P. guloiiellus Cope. Bridger's Pass. 



92. CERATICHTHYS Baird, 1853. 



306. C bigiittatus(Kirt.) Bd. (svn.? cat. melanotus 'R&f.; Leiicisen scroceus 



Storer ; Nocomis belUcus Grd). Pennsylvania to Utah and S. 



307. C. micropogon Cope. Eastern Pennsylvania, d. s. 



308. C. nebrascensis (Grd.) Jordan. Sweetwater River, d. s. 



309. C. amblops (Raf.) Grd. (syn. C. hyaUnus Cope. Indiana to North 



Carolina and Alabama. 

 309. (b) C. wiiiclielli (Grd.) J. and C. Alabama River, d. s. 

 309. (c) C. labrosus Cops. North Carolina, d. s. 



309. (d) C. rubrifrons Jordan. Ockmulgee River, d. s. 



310. C. hypsinotus Cope. Catawba River, d. s. 



311. C. dissimilis (Kirt.) Cope. Ohio Valley. 



312. C. mouacbns Cope. Holston River. 



313. C. cataractae (C. and V.) Cope. Niagara River. 



314. C. leptocephalus Grd. North Carolina, d. s. 



315. C. sterletus Cope. New Mexico. 



316. C. physigiiatbus Cope. Arkansas River, Col. 

 SI 7. C. Ciimingi Gthr. California, d.s. 



