284 



TJ. S. BUREAU OF FISHERIES 



2193 Alvordius sellaris (Radcliffe and Welch). Maryland darter. 

 Streams of Maryland. 



Hadropterus sellaris Radcliflfe and Welch, Bull. U. S. Fish Com., XXXII, 

 1912, 31, Swan Creek, Havre de Grace, Md. 



2194. Alvordius ouachitse (Jordan and Gilbert). Ouachita darter. 



Southern Indiana, western Kentucky, southwest to Arkansas, not rare; 



known from Patoka River, Ind.; lower Green and Obion Rivers, 



Kentucky and Tennessee; Saline River, Ark. 

 Etheostoma (Hadropterus) ouachitx Jordan and Gilbert, Proc. U. S. Nat. 



Mus., X, 1887, 49, Saline River, Benton, Ark., a tributary of the 



Washita. 



2195. 



Maxinkuckee darter. 



Alvordius maxinkuckiensis (Evermann) 



Lake Maxinkuckee, Ind. 



Hadropterus maxinkuckiensis Evermann, Rept. U. S. Fish Com., XXV, 

 1899 (1900), 366, pi. 17, fig. 2, Aubeenaubee Creek, an eastern tribu- 

 tary to Lake Maxinkuckee, Ind. 



2196. Alvordius evermanni (Moenkhaus). 

 Lake Tippecanoe, Ind. 

 Hadropterus evermanni Moenkhaus, 

 1902 (1904), 397, with figure on p 



Evermann's darter. 



Bull. U. S. Fish Com., XXII, 

 398, Tippecanoe Lake, Ind. 



2197. Alvordius roanoka (Jordan and Jenkins). 



Roanoke River, Va. 



Hadropterus roanoka Jordan and Jenkins, Proc. U. S. Nat. Mus., XI, 



1888, 358, Roanoke River at Roanoke, Salem, and Allegheny Springs, 



Va. 



2198. Alvordius macrocephalus (Cope). Big-headed darter. 



West slope of the AUeghenies from Pennsylvania southward in mountain 

 streams; known from Youghiogheny River, Pa.; North Fork of 

 Holston River, Saltville, Va.; Middle Fork of Holston River, Glade 

 Spring, Va.; Big Sandy, upper Green, and Cumberland Rivers, Ky.; 

 Clinch River, Tenn. 



Etheostoma macrocephahim Cope, Trans. Amer. Phil. Soc, XIII, 1869, 

 400, Youghiogheny River, Pa. 



2199. Alvordius phoxocephalus (Nelson). 



Ohio to Iowa, south to Kentucky and Oklahoma, in sandy rivers; 



locally common. 

 Etheostoma phoxocephalum Nelson, Bull. 111. Lab. Nat. Hist., I, 1876, 



35, Illinois River and its tributaries. 



Genus 754. SERRARIA Gilbert. 



Serraria Gilbert, Proc. U. S. Nat. Mus., VII, 1884, 205 {Hadropterus 



scierus Swain). 



2200. Serraria sclera (Swain). Northern Indiana to Tennessee and Texas. 



Hadropterus scierus Swain, Proc. U. S. Nat. Mus., VI, 1883, 252, Bean 

 Blossom Creek, Monroe County, Ind. 



2201. Serraria serrula (Jordan and Gilbert). 



From southern Arkansas southward through eastern Texas. 

 Hadropterus scierus serrula Jordan and Gilbert, Proc. U. S. Nat. Mus., 

 IX, 1886, 16, Red River, Fulton, Ark. 



Genus 755. ERICOSMA Jordan and Copeland. 



Ericosma Jordan and Copeland, Bull. U. S. Nat. Mus., X, 1877, 8 

 {Alvordius evidcs Jordan and Copeland). 



2202. Ericosma evides (Jordan and Copeland). 



Indiana in the Wat)ash Basin, west to Cedar River, Iowa, and south- 

 ward in Arkansas, Kentucky, and Tennessee; French Broad River 

 and the Ozark region. 



Alvordius evides Jordan and Copeland, Proc. Acad. Nat. Sci, Phila., 

 XXIX, 1877, 51, White River near Indianapolis, Ind. 



Genus 756. HYPOHOMUS Cope. 



Hypohomus Cope, Proc. Amer. Phil. Soc. Phila., XI, 1870, 449 {ColiQ- 

 gaster aurantiacus Cope). 



