288 PROCEEDINGS OF THE ACADEMY OF [April, 



2, often 1; 5 scales above 1. 1.; usually 4 scales below 1. 1., rarely 

 5; usually 12, 13 or 15 predorsal scales, sometimes 14; snout 3| to 

 3f in head; eye 2f to 3f; maxillary 2+ to 3^; interorbital 2f to 3; 

 teeth 2, 4-4, 2; length 2 to 2rV inches. Cotypes of H. xamocephalus 

 9, from the Etowah River. 



Notropis ariommus (Cope). PI. XX, fig. 43. 



Photogenis ariommus Cope, Tr. Am. Philos. Soc. Phila., (2) VI, 1869, p. 

 378. No locality given (White River Indianapolis, Ind.) 



Type of P. ariommus. 



Notropis soabrioeps (Cope). 



Photogenis scabriceps Cope, Proe. Acad. Nat. Sci. Phila., 1867, p. 166. 

 Sinking Creek, Walker's Creek and near Austin ville, Va. 



Head 34, to 4; depth 4 to 5f ; D. iii, 7, i; A. usually «ii, 7, i, seldom 



iii, 8, i; scales usually 32, often 33 or 34, seldom 30 or 6\, rarely 36 + 



usually 2, sometimes 3; usually 6 scales above 1. 1., rarely 5; 4 scales 



below 1. 1. ; usually 14 predorsal scales, often 13 or 15, seldom 12, 



rarely 17; snout 3£ to 3f in head; eye 2\ to 3^; maxillary 2f to 3^; 



interorbital 2f to 4; teeth 2, 4-4, 2; length lfe to 2it inches. Cotypes 



of P. scabriceps 33 (type No. 7,588, A. N. S. P., from Sinking Creek). 



Notropis swaini Jordan. PI. XX, fig. 44. 



Proc. U. S. Nat. Mus., 1885, p. 123. (Based on cotype of Alburnus mega- 

 lops Girard, Proc. Acad. Nat. Sci. Phila., 1856, p. 193. San Felipe Creek, 

 Tex. Name preoccupied in Notropis.) 



Cotype of A. megalops and thus of N. swaini. 



Notropis amabilis (Girard). 



Alburnus amabilis Girard, Proc. Acad. Nat. Sci. Phila., 1856, p. 193. Rio 

 Leona, affluent of Rio Nueces, Tex. 



Head 3f ; depth 4%; D. iii, 7, i; A. iii, 8, i; scales 33 + 2; 5 

 scales above 1. 1.; 4 scales below 1. 1.; 16 predorsal scales; snout 

 2% in head; eye 3; maxillary 2f; interorbital 2}; length 2\ inches. 

 Cotype of A. amabilis. 



Notropis luciodus (Cope) PI. XX, fig. 45. 



Photogenis luciodus Cope, Proc. Acad. Nat. Sci. Phila., 1867, pp. 164, 165. 

 Trib. of Holston River, Va. 



Head 3f to 4+; depth 4 to 5f; D. iii. 7, i; A. usually iii, 7, i, 

 occasionally iii, 8, i, rarely iii, 6, i; scales usually 36, frequently 35, 

 often 38, seldom 37 or 39, rarely 40; usually 6 scales above 1. 1., 

 seldom 5; 4 scales below 1. 1.; usually 15 predorsal scales, frequently 

 14, often 16, seldom 13, rarely 17; snout 3 to 3| in head; eye 2| to 

 3J; maxillary 2f to 3f ; interorbital 2f to 3|; teeth 1, 4-4, 1; length 

 If to 3f inches. Cotypes of P. luciodus 23 (type No. 2,336, A. N. 

 S. «P.). Also 45 examples, from French'Broad River, N. C. ; Cum- 

 berland River, Tenn.; Holston River, Va. 



