520 CONTRIBUTIONS TO NOETH AMEEICAN ICHTHYOLOGY IV. 



§1'?. F. ftasifoa-BMBS (Grtl.) J. & G. 



Body moderately elongate, strongly compressed. Head rather long 

 aud narrow ; muzzle short, decurved, shorter than the eye. Mouth com- 

 paratively large, terminal; maxillary reaching past front ot eye. Eyes 

 large, 4 in head. Opercular spine strong. Lateral line beginning at 

 the eye, on about 12 to 15 scales. Neck scaly ; belly and throat scaly. 

 Olivaceous, dotted with dusky points; second dorsal and anal speckled. 

 Head 4; depth 6. I). X-9; A. II, 7; Lat. 1. 55. L. 2 inches. Massa- 

 chusetts to New Jersey. 



{lioleosoma fnsiformis Girard, Proc. Bost. Soc. Nat. Hist, v, 1854, 41: Hololejiis fiisi- 

 formis Coi)c, Proc. Acad. Nat. Sci. Pliila. 1864, 233: Hololvpis fasiformis Vaillaut, 1. c. 

 131: Bolcklitlii/fi ftmformis Jordan, Man. Vert. 228.) 



§1§. P. eii'oclii'oaas (Cope) J. & G. 



Body elongate, compressed; the dorsal outline curved, the ventral 

 nearly straight. Head long, decurved and narrowed in front. IMouth 

 subinferior; the maxillary reaching past front of eye. Eye 4 in head, 

 greater than length of snout. Opercular spine strong. Lateral line 

 developed on about IG scales. General color rather dark ; blackish 

 above; a black streak on muzzle and one downward from eye; a dark 

 baud, irregularly notched, along the sides, besides dark specks; caudal 

 barred; the sides along the lateral band marked by red dots in life. 

 Head 4; depth 6. D. IX-10 ; A. II, 7 ; Lat. 1. 43. L. 2 inches. iStreams 

 tributary to Delaware and Chesapeake Bays. {Vaillant.) 



(Hololcpis e)-ochrous Coi)e, Proc. Acad. Nat. Sci. Phila. 1804, 233: Hololcpis erochrous 

 Vaillant, 1. c. Ji33: Boleiditlujs erochrous Jordan, Man. Vert. 228.) 



81f>. P. eos Jordan & Copeland. 



Body elongate, slender, somewhat compressed, especially behind, 

 rather heavy forwards, Avith very long and slender caudal peduncle. 

 Head long, louuded in front. Mouth small, little oblique, the upper 

 jaw a very little' the long> r. Dorsal lins high, about equal ; caudal trun- 

 cate. Cheeks, opercles, and neck closely scaled. Breast naked, or with 

 a median series of small scales. Li;teral line developed on 22 to 26 

 scales. Color dark olive, with darker markings ; 10 or 12 dark dorsal 

 s]wts or bars, and as many short dark-blue bars across the lateral line 

 nearly opjfosite the dorsal bars, but not continuous with them; the in- 

 terspaces between these bars, as well as most of the ventral region, 

 bright crimson in the males, nearly plain in the females ; lower parts of 

 the sides, cheeks, etc., Avith various sharply defined but irregular black 

 markings ; second dorsal, caudal, aud pectorals strongly marked with 



