Marcu, 1913. FIsHES FROM PANAMA— MEEK AND HILDEBRAND. 89 
subequal, upper jaw with 2 anterior canines and 2 others slightly smaller 
on each side; lower jaw with canine on each side, between which the 
upper canines bite; lips well developed, the margin of the lower one 
free; mouth large, terminal, the posterior end of maxillary exposed, 
extending slightly past anterior margin of orbit, its length 2.3 to 2.6 
in head; eye 3.8 to 4.4; snout 2.7 to 3.0; preorbital 5.1 to 7.0; postorbital 
2.4 to 2.6; dorsal fin rather low, its last spine 2.5 to 3.0.in head; last 
anal spine 2.7 to 2.9; base of anal fin 3.9 to 4.1 in length of body; ventral 
fins reaching slightly past origin of anal; pectoral 3.7 to 3.9 in body; 
ventral 3.3 to 3. 7; caudal peduncle 2. 6 to 2.7 in head; caudal fin rounded; 
3 rows of scales between origin of soft dorsal and lateral line; gill- 
rakers very short, 3 + 8. 
Color dark olivaceous, without conspicuous dark bars. (except in 
young up to about 50 mm.); a black lateral band from eye to base of 
caudal, on posterior part of body this band above lateral line ending 
in a dark caudal spot; vertical fins with small light spots. 
Tuyra River basin. 
Cichlasoma tuyrense sp. nov. 
Type No. 7599, F. M. N. H.; length 220 mm.; Rio Tuyra, Boca de 
Cupe, Panama. 
Head 2.8 to 3.2; depth 1.9 to 2.1; D. XVI or XVII, 11 or 12; A. VI, 
7 or 8; scales 38. 
Body deep, compressed, upper part of profile convex, slightly concave 
above orbit; lower margin of upper lip below orbit and above base of 
the pectoral; jaws subequal, none of the teeth enlarged, all pointed; 
lips normal, the lower with a frenum; mouth small, terminal, maxillary 
not reaching orbit, its length 3.6 to 3.9 in head; eye 3.3 to 4.0; snout 2.8 
to 3.0; preorbital 4.1 to 4.5; postorbital 2.3 to 2.4; dorsal fin rather 
high, its last spine 1.9 to 2.2 in head; last anal spine 1.8 to 1.9; 
base of anal 3.5 to 3.7 in body; pectoral reaches front of anal, 3.1 to 
3-4 in head; ventrals reaching slightly beyond front of anal, 2.7 to 
3.4 in body; caudal peduncle 2.1 to 2.4 in head; caudal fin rounded; 
5 rows of scales between anterior part of soft dorsal and lateral line; 
gill-rakers very short, 2 + 8 on first gill arch; basal portion of soft dorsal 
and anal with scales. 
Color olivaceous, sides with seven distinct dark cross bars, the 
middle portion of each bar a black blotch; a small dark spot at base 
of caudal; sides with dark dots forming lines along the rows of scales, 
these becoming larger and more distinct in the larger specimens. 
Bayano and Tuyra river basins. 
