March, 1913. Fishes from Panama- — Meek and Hildebrand. 85 



much elevated; mouth small, maxillary short, 3.2 to 3.5 in head, its 

 tip barely reaching past front of eye; jaws with a single series of weakly 

 tricuspid teeth, about 9 + 9 in each jaw; maxillary with 5 pointed 

 teeth; eye 2.6 to 2.8 in head; snout 4.8 to 5.2; dorsal fin high, its longest 

 ray about equals head; origin of dorsal behind front of anal, nearer base 

 of caudal than the tip of the snout; pectoral i.i to 1.2 in head; caudal 

 peduncle 2.3 in head; lateral line developed on 8 or 10 scales. 



Color olivaceous, a broad silvery band; no spots on sides or on base 

 of caudal. 



Tuyra River basin. 



Creagrutus simus sp. nov. 



Type No. 7591, F. M. N. H.; length 57 mm.; Rio Cupe, Cituro, 

 Panama. 



Head 3.6 to 3.8; depth 3.3 to 3.4; D. I, 8 or 9; A, II, 13 or 14; scales 



Body elongate, moderately robust; snout blunt, the lower jaw the 

 shorter; eye 2.5 to 2.6 in head; snout 3.4 to 3.7; cheek about 3.1 ; maxil- 

 lary nearly. to middle of eye, its length 2.5 to 2.7 in head; gill-rakers 

 5 + 9 ; dorsal over or slightly behind ventrals, its origin nearer posterior 

 end of adipose fin than tip of snout; anal short, its base 5.5 to 5.8 in body; 

 pectorals 1.3 in head; ventrals 1.6; least depth of caudal peduncle 2.0 

 to 2.3 in head. 



Color olivaceous, sides with broad silvery band; a humeral spot; 

 no caudal spot. 



This species differs from C. notropoides in being less robust, more 

 compressed, and having a slightly larger eye. 



Tuyra River basin. 



Family GYMNOTID^. 



Stdnarchus rostratus sp. nov. 



Type No. 7592, F. M. N. H.; length 126 mm.; Rio Grande, Cana, 

 Panama. 



Close to S. hrasiliensis Reinhardt, with snout 2.66 in head; depth 

 1.29; depth of head 1.63; depth of head in front of eye 3.18; eye 9.8; 

 angle of mouth tmder front of eye; 14 or 15 scales between lateral line 

 and middle of back; anal rays 172. 



Color uniform brown; a yellow stripe from snout on upper part 

 of head and back, disappearing on posterior fourth of body. 



