REVISION OF THE FISH FAMILY LIPARIDAE 



129 



free. Disk very deeply cupped; the central portion hidden in a pit 

 formed by the thick, stiff flap; tip of mandible to disk 7.9 in the length 

 without caudal. Vent a short distance behind the disk. 



Coloration: Body pale; skin thin and lax; flesh becoming brownish 

 toward the caudal; mouth and gill cavity pale; peritoneum and 

 stomach nearly black. 



Synopsis. — Dorsal 39; anal 32; pectoral 21. Disk deeply cupped, 

 3.8 in head. Gill slit above the base of the pectoral. Teeth simple, 

 conical, short. Body pale, becoming brownish toward the caudal; 

 peritoneum nearly black. One specimen, 53 mm. in length. 



CAREPROCTUS BATHYCOETUS Gilbert and Burke 



Careprodus baihycoetus Gilbert and Burke, 19126, p. 368. 



Type.—Fem&le, No. 73337, U.S.N.M.; Albatross Station 5030, 

 southern part of the Okhotsk Sea; depth 1,800 fathoms. Length 181 

 mm. 



Figure 50.— Careproctus bathycoetos. Teeth from type 



Distribution. — Southern portion of the Oldiotsk Sea; Albatross 

 Station 5030; depth 1,800 fathoms. One specimen known. 



Relationships. — C. hathycoetus is readily distinguished by the re- 

 duced number of pectoral rays, the coloration, and the attenuate 

 body. 



Synopsis. — Dorsal 61; anal 55; pectoral 21; caudal 6; pyloric coeca 

 9. Depth 5.7 in length without caudal; head 5. Eye 4.8 in head; 

 disk 6.9. Body very attenuate posteriorly; the posterior fourth of the 

 body not as deep as the diameter of the eye. Teeth simple, rather 

 stout, recurved. Gill slit above the base of the pectoral fin. Anterior 

 mandibular pores separated by the diameter of the pupil. Lower 

 lobe of the pectoral 1.5 in the head. Disk small, deeply cupped. 

 Color black; lips of the pores and the ventral surface of the disk black; 

 peritoneum black; stomach pale. 



