FISHES OF THE PHOENIX AXD SAMOAN ISLANDS 179 



i~b. Dorsal soft rays usually 11 to 13; if more soft rays present color 

 pattern not consisting of six vertical black bars combined witli 

 a black spot on upper edge of caudal peduncle next to rear base 

 of soft dorsal. 

 18ff. No black spot at upper edge of base of caudal fin. 



19a. A large, black, ocellated spot near base of last four dorsal 



spines nearly reaching lateral line, and at rear base of 



soft dorsal fin a small black spot with some of pigment on 



dorsal edge of caudal peduncle; body otherwise plain 



brown ; small black spot at upper base of pectoral fin ; 



a blue line extending from snout past upper edge of eye 



along anterior base of dorsal but this line lacking on 



two specimens; teeth in one row, chiefly, with small ones 



on inner side between the larger outer ones; suborbital, 



preorbital, and preopercular edges all naked, top of head 



not scaled forward to opposite nostrils; anus somewhat 



dusky or same color as body ; 1^/^ to 2 scales above end of 



lateral line on body ; dorsal i-ays 12 to 14 ; anal II, 12 or 13. 



Abudefduf biocellatus (Quoy and Gaimard) 



19?*. No black ocellated spot near base of last four dorsal spines. 



20fl. Body plain pale gray or blue in life, anus black and 



sharply contra.sting with color of body ; no black spots 



at upper edge of pectoral base or on rear base of soft 



dorsal fin; caudal peduncle without black spots; lower 



sides with faint inverted V-shaped pale areas, sometimes 



obscure or absent ; young with a brilliant blue line from 



tip of snout past upper edge of eye along base of dorsal 



but this fading out and disappearing on specimens 



longer than about 30 to 40 mm. in standard length ; 



suborbital, preorbital, and preopercular edges naked ; 



top of head not quite scaled to between nostrils; about 



1% scales between lateral line and base of dorsal fin 



on body ; teeth chiefly in one row, but smaller teeth on 



inside between larger outer series ; dorsal rays XIII, 



11 or 12, anal II, 12; gill rakers about 7+13 



Abudefduf glaucus (Cuvier) 

 20?;. Body not colored as in 20a, anus about same color as body 

 in that area. 

 21o. Five or six vertical blackish bars on sides of body, 

 these about as wide as pale interspaces; no definite 

 black spot or saddle on dorsal edge of caudal peduncle 

 except as black bar continues dorsally ; teeth uniserial, 

 uo small inner teeth between large teeth ; dorsal rays 

 XIII, 12 or 13 ; anal II, 11 or 12 ; gill rakers about 

 or 7+13 or 14. 

 22a. Upper and lower lobes of caudal fin brownish, middle 

 of this fin pale ; suborbitals, preorbitals, and pre- 

 opercular edge scaled ; top of head scaled in front 

 of nostrils ; five black bars, fading on lower sides on 

 body ; upper pectoral base blackish ; at end of lateral 

 line throe scales between it and base of dorsal fin 

 Abudefduf sexfasciatus (Lacepede) 



