ZOOLOGY. 



11 



List of specimens. 



6. COTTOPSIS PARVUS, Grd. 



General Report upon Fishes. 



Origin of first dorsal situated posteriorly to the insertion of the upper raj of the pectorals. 

 First ray of anal placed under the fourth of the second dorsal. Extremities of pectorals extend 

 ing to the anterior margin of the anal. Skin generally prickly ; lateral line slightly deflected 

 upon the peduncle of the tail. Olivaceous, maculated with blackish. 



Here is another kind of &quot; fresh water bull head,&quot; or &quot; miller s thumb.&quot; 



List of specimens. 



V. OLIGrOCOTTUS MACULOSUS, Grd. 



General Report upon Fishes. 



Head subconical. Mouth moderately cleft ; posterior extremity of maxillary extending to a 

 vertical line intersecting the pupil. A stoutish bicuspid process upon the convexity of the 

 preopercle. Two acute nasal spines. Dorsal fins contiguous. Origin of anal situated in ad 

 vance of the anterior margin of second dorsal. Yellowish brown above, mottled or variegated 

 with blackish ; a series of blotches of a deeper hue along the dorsal region. Lower half of the 

 sides veriniculated. Abdomen of a bright saffron hue in the male. Inferior surface of head 

 with traces of black markings. Throat and abdomen unicolor, as also the ventrals and anal. 

 Dorsals, caudal, and pectorals transversally barred with black. 



A fish not known among fishermen ; hence we are not aware of its having received a common 

 name. 



List of specimens. 



