378 REPORT OF NEW JERSEY STATE MUSEUM. 



wanting. Soft dorsal usually opposite anal and similar. Caudal 

 rounded, free from dorsal and anal. Pectorals short, low, their 

 bases broad and procurrent. Ventrals thoracic, rudimentary, 

 forming bony center of a sucking-disk. 



Fishes of the northern seas, attaching themselves firmly to 

 rocks and other objects by means of the adhesive ventral disk. 

 They feed on worms, small fishes, Crustacea and plants. One 

 species on our coasts. 



Genus Cyclopterus Linnseus. 



The Lump Fishes. 



Cyclopterus lumpus Linnseus. 



PivATE 82. 



Lump Fish. 



Head 3; depth 2; D. XII-ii; A. VII-io; P. 19; snout 3 

 in head ; eye 4^ ; maxillary 3 ; interorbital space 1 5^ ; third dorsal 

 ray 2 ; sixth anal ray i % ', least depth of caudal peduncle 2^/7 ; 

 caudal 1% ; pectoral i^^. Body more or less compressed toward 

 back, somewhat triangular in transverse section at first dorsal. 

 Belly flattened, portion behind abdominal chamber compressed, 

 and less than J4 length of body proper. Caudal peduncle com- 

 pressed. Head short, subquadrangular in transverse section. 

 Snout blunt, rounded. Eye rounded, high, anterior. Mouth 

 anterior, opening slightly upward. Maxillary about Vs of snout. 

 Teeth in bands, simple, small. Nostrils small, posterior smaller, 

 near eye on interorbital space, anterior farther forward, half way 

 to mouth and with short tube. Forehead bored, depressed, flat- 

 tened. Gill-opening moderately wide. Disk moderately large, 

 anterior below head. Skin thickly covered with small irregular 

 subconical tubercles, sides of which are roughened with small 

 conical protuberances. Larger longitudinal compressed tubercles 

 form a vertical series from nape over first dorsal as spinous dor- 

 sal. A row of smaller ones from supraorbital region along flank 

 to upper part of tail. A series starts a little above origin of 



