148 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 99 



(9) ; gill rakers on lower half of arch 14 to 15, the most anterior tiny- 

 rudiment or two not included. 



Greatest depth of body 2.3 to 2.5, head about 2.6 or 2.7 in standard 

 length; snout 3.5 to 3.7, eye 2.7 or 2.8 and postorbital length of head 



2.3 or 2.4, all in length of head; maxillary reaches to below anterior 

 margin of pupil ; area above premaxillary processes broad and without 

 scales; preorbital edge smooth in young or a little rough or somewhat 

 serrate in adults; rear margin of preopercle serrate; gill rakers strong 

 and short; second dorsal spine long, reaching past third, contained 



2.4 to 2.6 in standard length, much longer than length of head, about 

 equal to greatest depth of body; second anal spine long, strong, equals 

 length of head or nearly so; distal margin of dorsal and of anal fins 

 strongly concave; pectoral fin long, pointed, the third branched ray 

 usually longest, reaching to opposite base of first or second soft anal 

 rays; second dorsal spine when depressed reaches to opposite bases of 

 seventh or eighth soft dorsal rays; second anal spine reaches to opposite 

 caudal fin base or a little beyond in the large specimens; profile of 

 head slightly concave over orbits; first soft ray of pelvics with a short 

 filament, the pelvic spine shorter but readiing a little past anus; 

 third row of scales below lateral line continuous to caudal fin; greatest 

 depth of body at origin of dorsal. 



Color. — Each row of scales with a dark streak dorsally, but more or 

 less lacking ventrally; margin of dorsal fin blacldsh distally, rest of 

 fin dusky, except the sheath of scales along the base are white; anal 

 fin dusky, basal sheath of scales white; pelvic fins and caudal fin 

 dusky; pectoral fins pale; top of snout dusky, but lips are white except 

 some black pigment on middorsal part of upper lip. 



Remarks. — This new species is separated from other western 

 Atlantic representatives of the genus by the key on page 146. Other 

 minor differences are given in tables 17 and 18. 



Named awlae, in honor of Mrs. Aime M. Awl, artist. United States 

 National Museum, who has willingly and expertly drawn for me very 

 numerous figures of new fishes over a period of years. 



EUGERRES PLUMIERI (Cuvier and Valenciennes) 



La Mojarra 



Gerres plumieri Cuvier and Valenciennes, Histoire naturelle des poissons, 

 vol. 6, p. 452, pi. 167, 1830 (Puerto Rico; Antilles). 



U.S.N. M. No. 121720, 7 specimens, 63 to 85 mm. in standard length, from 

 Salina Rica, 5 km. north of Maracaibo, February 20, 1942. 



U.S.N.M. No. 121719, a specimen, 123 mm., from Lago de Maracaibo near 

 mouth of Rfo Concha, May 2, 1942. 



U.S.N.M. No. 121717, 5 specimens, 55 to 87 mm., from Lago de Maracaibo, 

 7 km. south of Maracaibo, March 6, 1942. 



U.S.N.M. No. 121716, 4 specimens, 53 to 82 mm., from Lago de Maracaibo at 

 Yacht Club, Maracaibo, May 16, 1942. 



