90 Field Museum of Natural History — Zoology, Vol. X. 

 Cichlasoma calobrense sp. nov. 



Type No. 7600, F. M. N. H.; length 215 mm.; Rio Calobre, Panama. 



Head 2.6 to 2.8; depth 2.2 to 2.4; D. XVI or XVII, 10 or 11; A. VI, 

 6 to 7; scales 33. 



Body elongate, compressed; profile straight to slightly convex above, 

 straight or slightly concave from orbit to snout ; lower margin of upper 

 lip below orbit and slightly below upper edge of pectoral; jaw subequal; 

 a few anterior teeth in each jaw slightly enlarged; lips rather thick, 

 the lower with free margin, the fold broad; mouth large, terminal, the 

 maxillary reaching nearly to anterior margin of orbit, its length 2.8 

 to 3.1 in head; eye 3.4 to 4.2; snout 2.5 to 2.9; preorbital 3.6 to 4.2; 

 postorbital 2.5 to 2.8; dorsal fin rather high, the' longest spine 2.3 to 

 2.5 in head; last anal spine 2.2 to 2.5; base of anal 4.0 to 4.4 in body; 

 ventrals reaching slightly past front of anal, 3.2 to 3.6 in body; caudal 

 peduncle 2.6 to 2.7 in head; caudal fin rounded; 2 rows of scales between 

 anterior part of soft dorsal and lateral line; gill-rakers very short, 3 + 11 

 on first gill arch; soft dorsal and anal fins with their middle rays pro- 

 duced. 



Color olivaceous, with 6 or 7 well defined dark cross bars; a black 

 caudal spot in upper half at base of caudal rays ; vertical fins with light 

 and dark spots; sides with or without small dark spots. 



Bayano and Tuyra river basins. 



Neetroplus panamensis sp. nov. 



Type No. 7601, F. M. N. H.; length 104 mm.; Rio Mandingo, Bas 

 Obispo, Canal Zone, Panama. 



Head 3.0 to s-S; depth 2.0 to 2.2; D. XVI or XVII, 9; A. VI or VII, 

 6 or 7; scales 29. 



Body elongate, compressed, robust anteriorly; profile convex, above 

 becoming nearly straight; margin of upper jaw below level of lower 

 margin of eye and just above upper margin of base of the pectoral; 

 jaws subequal; teeth compressed, incisor-like; lips normal, the lower 

 with a frenum; mouth terminal, small, the maxillary not reaching eye, 

 its length 3.4 to 3.7 in head; eye t,.^, to 3.4; preorbital 3.7 to 4.3; post- 

 orbital 2.4 to 2.7; snout 2.5 to 2.9; dorsal fin rather high, longest spine 

 2.2 to 2.6 in head; longest anal spine 2.2 to 2.5; base of anal fin 3.6 to 3.8 

 in body; pectoral not reaching vent, its length 3.2 to 3.5 in body; vent- 

 rals reaching past origin of anal, 2.6 to 2.9 in body; caudal peduncle 1.9 

 to 2.1 in head; caudal fin rounded; 2 rows of scales between first dorsal 

 ray and lateral line; gill-rakers 2 -f- 6; scales on base of soft dorsal and 

 anal. 



