2560 Bulletin 47, United States National Museum. 



extending far beyond eye, its length nearly equal to that of postorbital 

 part of head; teeth rather small, unequal; outer teeth of upper jaw and 

 some of the inner teeth of lower enlarged ; first ray of first dorsal short, 

 about as long as snout; vent midway between tip of snout and last anal 

 ray ; lateral line with about 20 large pores. Grayish brown, paler below ; 

 cavity of month white. Coast of Norway; 1 specimen known from 

 Greenland. (Collett.) (Eu.) (septentrionaUs, northern.) 



Motella septentrionalis, COLLETT, Ann. Mag. Nat. Hist. 1874, 15, 82, Lofoten, Norway. 

 Onos septentrionalit, COLLETT, Norske Nord-Havs Exped., 139, 1880; JORDAN, Cat. Fish. 

 N. A., 128, 1885. 



993. ENCHELYOPUS, Bloch & Schneider. 



(FOUR-BEARDED ROCKLINGS ) 



Enchelyopus, BLOCK & SCHNEIDER, Syst. Ichth., 50, 1801 (cimbrius; the lirst species 

 mentioned and the one left as type after elimination of the genera, defined prior to 

 Rhinonemus) . 



Rhinoneimis, GILL. Proc. Ac. Nat. Sci. Phila. 1883, 241 (cimbrius). 



Barbels 4, 1 at each nostril, 1 at tip of snout, and 1 at the chin ; head 

 high and compressed anteriorly; teeth in narrow bands, some of them 

 enlarged; otherwise essentially as in Gaidropsarus. North Atlantic. 

 (ky-^^VGOTtoc,, resembling an eel; "facie anguillaris.") 



2936. ENCHELYOPUS CIMBRIUS (Linnaeus). 



(FOUR-BEARDED EOCKLING.) 



Head 5|; depth 9. D. 45 to 50; A. 41 or 42; V. 5. Body slender, taper- 

 ing from the shoulders back ; caudal peduncle narrow, 4 in head ; snout 

 moderate, blunt, rounded, not depressed, a little shorter than the eye ; 

 eye large, subcircular, 4 in head; interorbital space narrow, equal to ver- 

 tical diameter of eye, 6 in head; teeth villiform, those in the upper jaw 

 unequal, small, with about 8 enlarged in front, those of the lower jaw 

 long and slender, of equal length, a few somewhat enlarged in front; 

 maxillary reaching beyond posterior border of eye, a barbel at each nos- 

 tril, 1 on tip of snout and 1 on chin, stitch-like; lateral line with about 35 

 enlarged pores along its entire length ; first ( free) ray of dorsal nearly as long 

 ashead; ventral^head; caudalacute. Light olivaceous (salmon-red); first 

 dorsal ray and posterior end of dorsal and anal abruptly black, as is lower 

 half of caudal ; pectorals and ventrals pale ; sides of head somewhat silvery ; 

 cavity of mouth dark bluish. North Atlantic, on both coasts, south in 

 deep water to the Gulf Stream ; common in Massachusetts Bay ; our speci- 

 mens from Woods Hole; the young (" mackerel midges") silvery, unlike 

 the adult in appearance. (Eu.) (eimbriua, welsh.) 



Gadus cimbrius, LiNNJEUS, Syst. Nat., Ed. 12, 1, 440, 1766, Atlantic Ocean; Scania (Coll. Dr. 

 Strussenfelt). 



Motella caudacuta, STORER, Proc. Boat. Soc. Nat. Hist., in, 1848, 5, Cape Cod, Province- 

 town, Mass. (Coll. Herman M. Smith); STORER, Amer. Ac. Sci., 411, 1867; STORER, 

 Hist. Fish. Mass., 183, 1867. 



Rhinonemus caudacuta, GILL, Proc. Ac. Nat. Sci. Phila. 1863, 241; GOODE & BEAN, Amer. 

 Tourn. Sci. and Arts 1877, 476 ; JORDAN, Cat. Fish. N. A., 128, 1885. 



Motella cimbria, NiLSSON, Prod. Ich. Scand., 48, 1832 ; BELL, Can. Nat. andGeol., IV, 209, 1859. 



