Marcu, 1913. FisHes FROM PANAMA—MEEK AND HILDEBRAND. 83 
Family CYCLOPID. 
Cyclopium pirrense sp. nov. 
Type No. 7586, F. M. N. H.; length 130 mm.; Rio Cana, Cana, 
Panama. 
Head 3.3 to 3.6; depth 5.0 to 6.0; D. I, 5; A. I, 5. 
ee Body robust, compressed posteriorly; head depressed, broad, its 
___width equaling its length; anterior teeth of upper jaw pointed, those 
___ of the lower bicuspid; snout 1.8 to 2.0 in head; interorbital 3.4 to 4.1; 
____ origin of dorsal over ventrals, its distance from tip of snout 2.2 to 2.4 in 
-____ body; first dorsal ray with its tip produced, its length 1.1 to 1.4 in head, 
the tips of first dorsal rays reaching slightly past those of the last rays 
_ when the fin is deflexed; pectoral spines produced, their tips reaching 
to or past middle of ventrals, their length .7 to .g in head; ventrals 
1.0 to 1.2; adipose fin long, without trace of spine; caudal peduncle 
___ deep, 1.7 to 1.9 in head; last anal ray to caudal 1.5 to 1.7 in head; caudal 
-_—s emarginate, the outer rays produced. 
e Color brownish mottled with darker; base of anal and dorsal black; 
_____ a faint black bar at base of caudal rays; base of first rays of anal usually 
__-with a black spot. 
Tuyra River basin. 
Family CHARACIDA. 
Parodon dariensis sp. nov. 
Type No. 7587, F. M. N. H.; length 140 mm.; Rio Cupe, Cituro, 
_ Panama. 
Head 4.4 to 4.5; depth 4.3; D. I, 10; A. I, 8; scales 36. 
Body elongate, robust, the dorsal region elevated; mouth inferior, 
transverse; the teeth of upper jaw 3-3 or 4-4, pointed or incisor, their 
edges nearly smooth to finely denticulated; eye 4.4 to 5.0 in head; snout 
3.0; interorbital 2.6; dorsal fin with its margin convex or nearly straight, 
its origin about midway between tip of snout and posterior margin of 
adipose fin; snout to dorsal 2.1 in body; pectoral broad, of 15 rays, its 
length .95 in head; ventrals 1.1 in head; base of anal 2.8 to 3.1; depth 
of caudal peduncle 1.8 to 1.9; caudal fin forked. 
& Color olivaceous, the dorsal region very dark; sides with two black 
lateral bands, each as wide as eye, these partly broken into confluent 
_ black spots; dorsal and anal fins each with 2 black bars; caudal with 
