250 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



Genus 118. EUTILTJS Raflnesque. TlieBoaclies. 



Rutilus Raflnesque, lehth. Ohiensis, 48, 50, 1820 {rutUus). 



Subgenus LKUCOS Heckel, 



Leiicos Heckel, Eussegger's Reiseu, 1, 1038, 1843 (cisaljnnus). 



399. Rutilus olivaceus (Cope). 



Lake Tahoe; Pyramid Lake. 



Lciuiis olivaceus Cope, Proc. Ac. Nat. Sci. Phila. 1883, 145, Pyramid Lake, 

 Nevada. 



Subgenus MYLOLEUCUS Cope. 



Myloleucus Cope, Bull. Hayden's Geol. Surv. Mont, for 1871 (1872), 475 {pul- 

 verulentus ^^ symmeiricus) . 



400. Rutilus bicolor (Girard). 



Lakes of southeastern Oregon (Klamath, Warner, Goose, etc.). 

 AUjanaca hlcolor Girard, Proc. Ac. Nat. Sci. Phila. 1856, 183, Klamath Lake, 

 Oregon. 



401. Rutilus symmetricus (Baird & Girard). 



Rivers of California and Nevada. 



Pogonichllnjs symmetricus Baird &: Girard, Proc. Ac. Nat. Sci. Phila. 1854, 136, 

 Fort Miller, San Joaquin Valley, California. 



402. Rutilus boucardi (Giinther). 



Cuernavaca, Mexico. 



Leuciscus boucardi Giinther, Cat., .vii, 485, 1868, Cuernavaca, Mexico. 



403. Rutilus thoburni Scofield. 



Rio San Lorenzo, Santa Cruz, California. 



liutilus thoburni Scofleld, Proc. Cal. Ac. Sci. 1896, Santa Cruz, California. 



404. Rutilus columbianus Scofield. 



Lower Columbia Basin. 



Butilus columbianus Scofield, Proc. Cal. Ac. Sci. 1896, Lower Columbia Basin. 



Genus 119. LTJXILINTJS Jordan. 



LuxUinns Jordan, Catalogue Fishes N. A., 33, 1885 {occiden talis). 



405. Luxilinus occidentalis (Baird & Girard). 



San Joaquin Valley, California. 



Leucosomus occidentalis Baird & Girard, Proc. Ac. Nat. Sci. Phila. 1854, 137, 

 Poso Creek and Four Creeks, tributaries of Tulare Lake, California. 



Genus 120. OPSOP(EODTJS Hay. 



Opsopaudus Hay, Proc. U. S. Nat. Mus. 1880, 507 {emilice). 



Subgenus OPSOPffiODDS Hay. 



406. Opsopoeodus osculus Evermann. 



Rio Neches and other streams about Palestine and Houston, Texas. 

 Opsopwodus osculus Evermann, Lull. U. S. Fish Com. 1891 (1892), 82, Neches 

 River, near Palestine, Texas. 



407. Opsopoeodus emiliae Hay. 



Lake Erie and .southern Indiana to Georgia and Mississippi. 

 Opsopiiodus cmilia' Hay, Proc. U. S. Nat. Mus. 1880, 507, Artesia, Macon, and 

 Enterprise, Mississippi. 



408. Opsopoeodus megalops (Forbes). 



Western Ohio to Illinois. 



Trycherodon mcgalo/is Forbes, iu .Jordan & Gilbert, Synopsis, 247, 1883, Illi- 

 nois River at Pekin and Peoria, Illinois. 



