380 Bulletin ^7, United States National Museum. 



of pectoral ; pectoral developed, small, a little broader than long, nearly 

 as long as snout ; dorsal fin very low, beginning at a point midway 

 between front of eye and gill opening; anal similar to dorsal. Head \\\ 

 in distance from tip of snout to vent ; head and trunk a little longer than 

 tail; head If; trunk 14|. Length of type, 31 inches; Egmont Key, 

 Florida ; distinguished from B. scuticaris by the very short head. One 

 specimen known. {Bascanion, the black snake, which the body much 

 resembles, from (idoKavog, malignant.) 



Cd'cnla hascanitim, .ToRDAN, Proc. Ac. Nat. Sci. Thila., 1884, 43, Egmont Key, Florida. 

 Bascanir)it}iiis hascaiiinm, Jordan & Davis, /. c, C21. 



182. QUASSI REMUS, Jordan & Davis. 



Qunfsnirrniiis, .ToRDAN A Davis, Apodal Fishes, 622, 1892, {epumthas). 



This genus contains two species from the Eastern Pacific, differing from 

 Ophichtlms only in the rudimentary pectoral fins, {quatinus, obliterated; 

 remus, oar.) 



a. Body with rather '-'rgo, yellow spots, each with a lilack ring, besides black spots of various 

 sizes ; j>ectoral not half as long as eye. nothochir, 62.3. 



an. Dody everywhere freckled with small bl.ack spots ; pectorals about as long as eye. 



EVIONTHAS, 624. 



623. OUASSIREJIUS XOTHOCHIR (Gilbert). 



Body marked with rather large yellow spots, each with a black ring, 

 and with black spots and blotches of various sizes. Teeth all uniserial; 

 pectorals represented by a small triangular flap, less than i the diameter 

 of eye and i the gill slit ; head 4i in trunk; head and trunk longer than 

 tail by a distance equal to the length of the snout ; cleft of mouth 2i in 

 head ; snout 4 in head ; eye i of snout, its anterior margin over middle of 

 cleft of mouth ; gill slit vertical, lateral 6i in head. Middle of back with 

 a series of 12 elliptical yellow spots, their length one-half diameter of 

 eye, each spot surrounded by a black ring, coaloscent below with a large 

 elliptical black blotch on middle of sides ; head closely covered with 

 spots about the size of the eye, around which are reticulations of light 

 yellow. (Gilbert.) San Josef Island, Gulf of California, (j'^r/of, spurious; 

 Xftp, hand.) 



Opkichtkys nothochir, Gilbert, Proc. U. S. Nat. Mus., 1800, .'iS, San Josef Island. Gulf of Cali- 

 fornia. (Coll. Albatross.) 

 Quassiremrii nothm-hir, Jordan & Davis, I. c, 623. 



e24. QUASSIKEMUS EVIONTHAS (Jordan & Bollman). 



Pectorals very small, about as long as eye; teeth in jaws uniserial, 

 anterior vomerine teeth biserial ; head 4f in trunk ; snout 4i in head ; eye 2it 

 in snout, much nearer angle of mouth than tip of snout; cleft of mouth 

 2* iu head. Color light olive, the entire body covered with numerous 

 small round or oval black spots separated at intervals by a yellowish 

 ground color ; iu about fifteen places these spots are larger and darker 

 and tend to form cross bands. Hood Island, (ialapagos; one specimen 

 known, (ev, well; lovOuc, freckled; the word from lovfto^, an eruption 

 preceding the growth of the beard. 



