Jordan and Evermann. Fishes of North America. 1531 



narrow bands, those of outer series enlarged, with brown tips ; maxillary 

 not reaching to vertical from front of orbit; preorbital as wide as orbit, 

 very slightly more than 4 times in length of head; interorbital space flat, 

 much wider than orbit; eye immediately below upper profile, slightly 

 nearer to extremity of snout than to that of operculum ; opercles scaly, the 

 scales larger than those on cheeks; suboperculum with 1 series of scales; 

 soft portions of anal and dorsal fins with a series of small scales between 

 rays at their base; dorsal spines of moderate strength, length of eighth to 

 twelfth more than \ that of head; points of soft anal and dorsal reaching 

 to middle of caudal; free portion of tail scarcely higher than long; cau- 

 dal rounded, its length \ of total; anal spines strong and long; pectoral 

 rounded, reaching to fourth anal spine; outer ventral ray produced; dis- 

 tance between vent and root of ventral ? length of head; old males 

 with anterior portions of lips much enlarged, each forming a moveable 

 subtriangular flap; in young males lips simple, fold of lower continu- 

 ous. Greenish or yellowish, with about 6 indistinct dark cross bands; 

 that below fourteenth dorsal spine with a large black blotch below lat- 

 eral line ; sometimes a black spot on upper half of base of caudal. Length 

 8 inches. Lake Managua, Nicaragua. (Gunther). (Ao/?t>, lobe; 2/lo, 

 lip.) 



Heros lobochilux, (Ji NTHEH, Fish. Centr. Am., 457, pi. 75, fig. 1, 1869, Lake Managua, 

 Nicaragua. (Coll. Capt. Dow.) 



1981. HEKOS ERYTHB.EUS, Giinther. 



Head 2|; depth 2fr. D. XVII, 12; A. VII, 8; scales 6^-31-14. Head as 

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

 and lower jaw scarcely prominent; teeth in narrow bands, those of outer 

 series enlarged, with brown tips; maxillary not reaching vertical from 

 front margin of eye; preorbital wider than orbit; diameter of eye nearly 

 5 times in length of head; iuterorbital space slightly convex, much wider 

 than orbit; eye near upper profile of head, and equidistant between end of 

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

 cheek; suboperculum with 2 series of scales; soft dorsal and anal fins 

 with a few minute scales running up between bases of rays; dorsal spines 

 of moderate strength; soft dorsal and anal slightly produced, not reach- 

 ing to middle of caudal j length of eighth dorsal spine less than that of 

 head ; caudal rounded, total length ; anal spines stronger but not longer 

 than those of dorsal fin ; pectoral rounded, extending to fourth anal spine, 

 somewhat shorter than head ; outer ventral ray produced ; distance be- 

 tween ventral and vent A- length of head; lips thick, with broad free mar- 

 gin in their entire circumference; scales on cheek in 4 or 5 series; depth 

 of free portion of tail conspicuously more than its length. Deep orange 

 color ; many of the scales of tail with a blackish spot on base. Length 7 

 inches. Lake Managua, Nicaragua. (Giinther.) (epvBpalo^ reddish.) 



Heros erylhrceus, GUNTHER, Fiah. Centr. Am., 457, pi. 75, fig. 2, 1869, Lake Managua, 

 Nicaragua. (Coll. Capt. Dow.) 



