Marcu, 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 1.1 to 1.2 in head; caudal 
peduncle 2.3 in head; lateral line developed on 8 or ro 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 
54-35-44. 
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. 
Stenarchus rostratus sp. nov. 
Type No. 7592, F. M. N. H.; length 126 mm.; Rio Grande, Cana, 
Close to S. brasiliensis 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 under 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. 
