FISHES OP EL SALVADOR 
281 
The species is recorded from the Atlantic slope of Guatemala, from British 
Honduras, and from the "Pacific slope of Central America." The specimens from 
El Salvador were taken in Lakes Guija, Ahuachapan, Coatepeque, Chanmico, and 
in small ponds at El Angel. 
Order GOBIOIDEA 
Family XI. ELEOTRID.?: 
Body elongate, slender or robust; vomerine teeth usually wanting (present in 
Gobiomorus) ; premaxillaries protractile; opercle unarmed; orbital margin not 
free, continuous with skin of head; lateral line wanting; dorsal fins 2; caudal fin 
convex; ventral fins close together but separate, composed of I, 4 or I, 5 rays. 
15. Genus GOBIOMORUS Lacepede 
Gobiomorus LacSpedc, Hist. Nat. Poiss., II, 1800, 583 (type Gobiomorus dormitor LacSpede). 
PMlypnus Cuvier and Valenciennes, Hist. Nat. Poiss., XII, 1837, 235 (type Gobiomorus dormitor Lacfipede). 
Lembus Gunther, Cat. Fish., Brit. Mus.. I, 1859, 505 (type Lembus macidalus Ounther). 
Body elongate, anteriorly subcylinderical, posteriorly compressed; mouth 
large; lower jaw projecting; teeth small, in bands on jaws and on vomer; gill opening 
large, extending forward to under eye; scales rather small, ctenoid; dorsal fins well 
separated, with VI-I, 9 rays; anal fin with I, 9 to I, 11 rays. A single species was 
taken in El Salvador. 
22. Gobiomorus maculatus (Giinther) 
GUVINA 
Lembus maculatus Gunther, Cat. Fish., Brit. Mus., I, 1859, 505 (Andes of Ecuador). 
PMlypnus lateralis Gill, Proc, Ac. Nat. Sci., Phila., 1860 (1861), 123 (Cape San Lucas); Jordan and Evermann, Bull., U. S. Nat. 
Mus., XLVII, 1898, 2195. 
Eleotris lembus Gunther, Cat. Fish., Brit. Mus., Ill, 1861, 121 (Western Ecuador). 
Gobiomorus lateralis Eigenmann and Fordice, Proc, Ac. Nat. Sci., Phil., 1885 (1886), 69. 
Gobiomorus maculatus Eigenmann and Fordice, Proc., Ac. Nat. Sci., Phila., 1885 (1886), 70. 
Philypnus maculatus Kegan, Biol. Cent. Amer., Pisces, 1906, 5, PI. I, fig. 2; Meek and Hildebrand, Pub., Field Mus. Nat. Hist.. 
Zool. Ser. X, 1916, 352. 
Head 3 to 3.4; depth 3.45 to 5.5; D. VI-I, 9; A. I, 10 or 11; scales 55 to 59. 
Body elongate, not much deeper than broad anteriorly, compressed posteriorly; 
caudal peduncle rather strongly compressed, its least depth 2.5 to 3 in head; head 
long, somewhat depressed; snout long and broad, its length 3.05 to 3.55 in head; 
eye 4 to 5.2; interorbital 3.6 to 5; mouth large, oblique; lower jaw strongly pro- 
jecting; maxillary reaching middle of eye, 2.35 to 2.6 in head; teeth small, pointed, 
in bands on jaws and on vomer; gill rakers minute; lateral line wanting; scales ctenoid, 
extending forward on head to end of premaxillary processes; origin of spinous 
dorsal about an eye's diameter behind base of pectorals, the spines weak; origin of 
soft dorsal about an eye's diameter in advance of anal; caudal fin rounded; anal fin 
similar to soft dorsal; ventral fins inserted slightly behind base of pectorals, reaching 
a little more than half the distance to origin of anal; pectoral fins reaching to or a 
little beyond tips of ventrals, 1.3 to 1.6 in head. 
