1530 Bulletin 47, United States National Museum. 



antero-inferior margin concave; width of orbit J- length of head, hut only 

 f that of interorhital space; eye immediately below concavity of upper 

 profile of head, and very slightly nearer to tip of snout than to opercular 

 margin; opercles scaly; suboperculuin with 2 series of scales; vertical 

 fins scaly at base; fold of lower lip continuous in middle; scales of 

 cheek in 5 series; dorsal spines of moderate strength and length, the 

 twelfth rather less than length of head; points of soft dorsal and anal 

 extending beyond middle of caudal; caudal much rounded; distance be- 

 tween caudal and dorsal considerably less than depth of free portion of 

 tail; pectoral much shorter than head, extending only to second anal 

 spine; ventrals with outer ray produced; distance between vent and root 

 of ventrals nearly \ length of head. Dark greenish olive, with 3 black 

 spots, the first above origin of lateral line, the second in middle of side, 

 and the third above end of lateral line; fins black. Length 11 inches. 

 Chiapas and Huamuchal. (Giinther.) (ires, three; maculatus, spotted.) 

 Herostrimaculatus, GUNTHER, Fish. Centr. Am., 461, pi. 76, 1869, Chiapas and Huamuchal. 

 (Coll. Salvin.) 



1929. HEROS LABIATUS, Giinther. 



Deptl 2*. D.XVII, 11; A. VII or VIII, 8; scales 6-32-13. Head 

 rather longer than high; snout somewhat elevated; cleft of mouth 

 slightly oblique, with lower jaw a little prominent; teeth in narrow 

 bands, those of outer series enlarged, with brown tips; maxillary not 

 nearly attaining vertical from front of eye; preorbital as wide as orbit, 

 the diameter of which is less than extent of snout, and J length of head; 

 interorbital space somewhat convex, wider than orbit; eye situated not 

 quite immediately beneath upper profile of head, and midway between 

 end of snout and that of operculum; opercles scaly, the scales larger than 

 those on cheek; suboperculum with 2 series of scales; soft portions of 

 dorsal and anal fins with minute scales between rays at their base ; dorsal 

 spines of moderate length and strength, length of eighth dorsal spine less 

 than i length of head ; points of produced middle rays of soft dorsal and 

 anal reaching to middle of caudal fin; caudal rounded, its length rather 

 more than 5 times in total; anal spines of nearly same length and strength 

 as those of dorsal fin; pectoral rounded, reaching to fourtk or fifth spine 

 of anal; ventral filament produced; distance between vent and root of 

 ventral less than -J- length of head; scales on cheek in 4 series; anterior 

 portions of upper and lower lips much enlarged, each forming a moveable 

 subtriangular flap (probably in old males only); depth of free portion 

 of tail scarcely more than its length. Uniform red, or red irregularly 

 marbled with black, or nearly entirely black. Length 7 inches. Lakes 

 Managua and Nicaragua. (Giinther). (Idbiatus, thick-lipped.) 



Heros Idbi&tus, GUNTHER, Proc. Zool. Soc. Loud. 1864, 27, pi. 4, fig. 1, Lake Managua, 

 Nicaragua (Coll. Capt.Dow); GUNTHER, Fish. Centr. Am. ,456, 1869. 



1980. HEROS LOBOCH1LUS, Giinther. 



Head 2f; depth 2fc. D.XVII, 11 or 12; A. VII, 8 or 9; scales 6-32-14. 

 Head as high as long; snout rather elevated, with cleft of mouth oblique, 

 and lower jaw rather prominent; upper profile very concave; teeth in 



