516 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



humeral scale, a black streak downward and forward from eye; opercles 

 mostly black. Head 4; depth 5. D. XI-10; A. II, 7 ; scales 11-50-5. 

 L. 1^ inches. Chickasawha Eiver, Mississippi. {Hay.) 

 (Hay, Proc. U. S. Nat. Mus. 1880, 495.) 



ceo. Cheeks, opercles, and nape more or less scaly. 



^0§. P. ptgmctullaitus Ag. 



Body elongate, compressed, the back not elevated. Head slender, 

 rather long- and pointed, compressed. Mouth large, terminal, oblique, the 

 jaws about equal, the maxillary extending nearly to opposite middle of 

 eye. Scales quite small; a few imbedded scales on upper jiart of cheeks 

 and behind eye; neck mostly covered with small scales; throat naked. 

 Fins rather small, the pectorals short. Color, in life, not known; in 

 spirits, the sides of the body clouded or reticulated with darker; a con- 

 spicuous black humeral spot; first dorsal dark at base, then pale, with 

 a narrow dark border; the other vertical tins similarly colored, the dark 

 colors probably blue in life; females with the sides and fins speckled. 

 Head 4; depth 44. D. X-11 ; A. II, 7; scales 9-00-20. L. 2^ inches. 

 Missouri to Texas. 



(Agassiz, Amer. Jonrn. Sei. Arts, 1854, 304: Boleiclifhys wMfplei Girard, Proc. Acad. 

 Nat. Sci. Phila. 1859, 101: Nothonotns punctulatus Agassiz, Bull. Mus. Comp. Zool. i, 3, 

 18G3.) 



809. P. artesisB Hay. 



Body elongate, compressed. Head large. Mouth large, terminal, 

 nearly horizontal, the lower jaw slightly included; maxillary reaching 

 to opposite front of pupil. Palatine teeth in a broad band. Eye equal 

 to snout, 4| in head. Cheeks entirely covered with small scales; oper- 

 cles with large scales; scales along back very small. Lateral line ex- 

 tending to end of second dorsal, on about 45 scales. Dorsals contig- 

 uous; first dorsal as long as head, its height less than half its length; 

 soft dorsal considerably higher; anal a little over half length of head; 

 pectorals reaching tips of veutrals, much smaller than in P. cwruleus. 

 Yellowish-olive, with transverse oblique bars of darker, and sprinkled 

 v.'ith small blotches of carmine; pectorals and ventrals dull blue; dor- 

 sals with a broad band of carmine along their middle, bordered on each 

 side by orange ; tips of dorsals dull blue, as is the base of the soft dor- 

 sal; base of spinous dorsal with several carmine spots; anal mostly 

 crimson, tipped with blue; caudal blue, then orange, carmine orange, 

 and tipped with bluej a black humeral scale. Head 3f ; depth 5. D. 



