2550 Bulletin //, United States National Museum. 



containing 26 to 28 rays, their length H to If in head. Scales small, com- 

 paratively little reduced on top of head, a broad ring encircling snout in 

 front of eyes naked, a very narrow patch of scales between this laterally 

 and premaxillaries ; scales in 100 to 110 transverse rows, 8 or 9 between 

 lateral line and front of dorsal ; lateral line wanting on posterior part of 

 body, in the latter part of its course present on occasional scales only. 

 Color uniform grayish olive on sides, each scale, or at least its marginal , 

 closely covered with minute dark specks; gular and brauchiostegal mem- 

 branes, ventral region, and axil of pectorals blue black ; basal portion of 

 vertical fins light bluish, margined with blackish ; pectorals dusky ; ven- 

 trals blue black at base, the distal portion white ; lining membrane of 

 mouth and gill cavity white ; peritoneum silvery, but in places so filled 

 with black specks as to appear black. Coast of southern California. 

 Many specimens, the longest 8 inches, from Albatross Stations 3045 and 

 2987, in 184 and 171 fathoms. (Gilbert.) (rastrelliger, bearing small gill 

 rakers ; rastrum, rake ; gero, I bear. ) 



Physisulu-s rastrelliger, GILBERT, Proc. TJ. S. Nat. Mus. 1890, 113, coast of southern Cali- 

 fornia. (Type No. 48266. Coll. Albatross.) 



988. LOTA (Cuvier) Oken. 



(BURBOTS.) 



Les Lottes, CUVIER, Eegne Anim., Ed. I, voL 2, 215, 1817 (lota). 

 Lota, OKEN, Isis 1817, 1182 (lota). 



Body long and low, compressed behind. Head small, depressed, rather 

 broad ; anterior nostrils each with a small barbel ; chin with a long bar- 

 bel; snout and lower parts of head naked; mouth moderate, the lower 

 jaw included; each jaw with broad bands of equal, villiform teeth; 

 vomer with a broad, crescent-shaped band of similar teeth ; no teeth on 

 palatines. Gill openings wide, the membrane somewhat connected, free 

 from the isthmus. Scales very small, embedded; vertical fins scaly. 

 Dorsal fins 2, the first short, the second long, similar to the anal; caudal 

 rounded, its outer rays procurrent; ventrals of several rays. One or 2 

 species, living in fresh waters of northern regions. (Lota, the ancient 

 name used by Eondelet, in French, la Lotte.) 



2922. LOTA MACULOSA (Le Sueur). 

 (BURBOT; LAKE LAWYER; LINO.) 



Head 4 in body; depth 5|. D. 13-76; A. 68; ventral 7; eye 7 in head; 

 pectoral 1* in head ; maxillary 2f ; middle caudal rays 2f . Body elongate, 

 not much compressed anteriorly ; head slightly depressed ; mouth large, 

 the maxillary reaching to posterior margin of eye; teeth villiform, in 

 bands on jaws and vomer; barbel longer than the small eye; interorbital 

 broad, nearly twice diameter of eye; gill rakers very short, about 3 + 6 

 in number; anterior nostrils with barbels; body covered with small 

 embedded scales; pectorals scarcely reaching to below front of dorsal; 

 ending of ventrals filamentous; caudal rounded; vertebrae 21 -{-38 = 59; 

 caeca 30. Dark olive, thickly marbled and reticulated with blackish; 



