JULY, 1907. FISHES OF GREAT LAKES, NICARAGUA MEEK. 131 



Herotilpia multispinosa (Gunther). PICACULA. 



Heros multisfnnosus Gunther, Fishes of Cent. Amer., 453, pi. 

 LXXIV, fig. 2, 1869, Lake Managua. 



Head 2.7 to 2.9; depth 1.9 to 2.0; D. xix, 8; A. xi or xn, 7; 

 scales 6-29-11. Body deep robust; profile evenly convex; mouth 

 small, little oblique; snout 2.7 to 3.0 in head; maxillary 3.5 to 4.2; 

 mandible 2.7 to 3.0; preorbital 4.9 to 5.3; postorbital 2.1 to 2.3; 

 interorbital 2.0 to 2.3; diameter of eye 3.0 to 3.3; eye to subopercle 

 2.9 to 3.0; dorsal fin rather low, last spine 2.5 to 2.7 in head; longest 

 anal spine 2.1 to 2.7; pectoral fins short, i.i to 1.2 in head; ventral 

 fins 0.9 to i.i ; origin of dorsal to tip of snout 2.2 to 2.3 in body; base 

 of anal 2.4 to 2.5; caudal peduncle short, its length 4.0 to 5.7 in head, 

 its depth 1.8 to 2.1; caudal fin rounded. 



Color olivaceous; sides with 7 broad dark bands; a dark band 

 from eye to lateral spot; a dark caudal spot; fins dark, unspotted. 



Momotomba (i), 75 mm.; Granada (i), 65 mm.; Jenicero (38), 

 45 to no mm.; Cisplaya (n), 60 to 115 mm. 



Family Gobiidse. 



Genus Philypims Cuv. & Val. 



Body elongate, terete anteriorly, compressed posteriorly; head 

 elongate, depressed; mouth large, the lower jaw the longer; teeth 

 in jaws small, slender, recurved, the outer scarcely enlarged; teeth 

 on vomer villiform, in a broad crescent-shaped patch; gill openings 

 extending forward to below posterior angle of mouth, the isthmus 

 very narrow; scales ctenoid, covering most of the head; ventrals 

 separate, the rays 1.5. 



Philypnus dormitor Lacepede. GUAVINA. 



Eleotris longiceps Gunther, Proc. Zool. Soc., Lond., 1864, 151, 

 Lake Nicaragua: Gunther, Fishes Cent. Amer., 440, 1868, 

 Lake Nicaragua. 

 Philypnus longiceps Gill & Bransford, Proc. Acad. Nat. Sci. Phila., 



1877, 181, Lake Nicaragua. 



Head 2.7 to 3.0; depth 5.2 to 5.7; D. vi or vn, 1.9 or i.io; A. 

 1.9 or i.io; scales 52 to 63. Body elongate; lower jaw the longer; 

 maxillary 1.8 to 2.4 in head; interorbital 4.5 to 4.9; diameter of 

 eye 5.3 to 6.1. 



Color dark olivaceous, much mottled with darker; young with a 

 dark irregular band on sides, this band much broken and quite obsolete 



