84 U. S. P. R. R. EXP. AND SUEVEYiS ROUTE TO CALIFORNIA. 



6. CHIROPSIS PICTUS, Grd. 

 GEN. EEP. 43. PLATE XX, FIGS. 14. 



SPEC. CHAR. Dorsal fins contiguous; caudal fin sub-truncated posteriorly. Ground color dark brown, with numerous 

 vermillion spots, bordered with black, upon the sides and lower fins. Under surface of head, throat, and belly whitish or 

 yellowish. 



266. San Francisco, California. Dr. A. L. Heermann. 



7. CHIROPSIS GUTTATUS, G r d . 

 GEN. EEP. 44. PLATE XX, FIGS. 58. 



SPEC. CHAR. Dorsal fins contiguous. Caudal fin posteriorly sub-concave. Ground color olivaceous; upper regions with 

 crowded small black spots , fins blackish brown. 



269. San Francisco, California. Dr. A. L. Heermann. 



8. OPHIODON ELONGATUS, G r d . 

 GEN. REP. 48. PLATE XVIII, FIGS. 4 7. 



SPEC. CHAR. Body lanceolated; head sub-conical, depressed. Mouth deeply cleft; posterior extremity of maxillary 

 extending to the vertical of the posterior rim of the orbit. Spinous portion of dorsal fin much longer than the articulated 

 one. Anal somewhat longer than soft portion of dorsal. Caudal slightly emarginated posteriorly. Extremities of the 

 pectorals nearly even with the tips of the ventrals. Color above olivaceous brown, scattered all over with blackish, sub- 

 circular spots. Beneath yellowish. 



276. SanFrancisco, California. Dr. A. L. Heermann. 



9. COTTOPSIS GULOSUS, Grd. 

 GEN. REP. 53. 



SPEC. CHAR. Origin of anterior dorsal fin situated opposite the insertion of the upper ray of pectorals. First ray of anal 

 fin placed under the fourth of second dorsal. Extremities of pectorals extending beyond the origin of the anal. Skin 

 generally smooth ; lateral line undergoing a sudden fall upon the peduncle of the tail. Reddish brown, spotted, and transversally 

 barred with black ; beneath unicolor. 



291. San Joaquin river, California. Dr. A. L. Heermann. 



10. LEPTOCOTTUS ARMATUS, Grd. 

 GEN. REP. 60. PLATE XV, FIG. 2. 



SPEC. CHAR. Head much depressed; upper jaw longer than the lower; posterior extremity of maxillary extending some 

 what beyond the vertical of the posterior rim cf the orbit. A preopercular process provided with three spines directed upwards. 

 Blackish brown above; whitish beneath; dorsals, caudal, and pectorals yellowish, barred with black; anterior dorsal with a 

 black spot posteriorly. Ventrals and anal whitish. 



310. San Francisco, California. Dr. A. L. Heermann. 



11. SCORPAENICHTHYS MARMORATUS, Grd. 

 GEN. REP. 64. PLATE XVI, FIG. 1. 



SPEC. CHAR, Membranous flaps upon the upper and posterior part of the orbit, upon the snout, and at the posterior 

 extremity of the maxillary bones. The latter extending to a vertical line passing immediately behind the eye. Two spines 



