FISHES OF THE PHOENIX AND SAMOAN ISLANDS 113 



specimens, 315-348 mm.; U.S.N.M. No. 115340, from Swains Island 

 reef, May 3, 1939, 8 specimens, 27-59 mm.; U.S.N.M. No. 115339, 

 from Enderbury Island reef, May 15-19, 1939, 3 specimens, 

 26.5-60.3 mm. 



Description. — (Based on the holotype and 16 paratypes as listed 

 above. Detailed counts and measurements of the holotype are given 

 first, followed by those for six paratypes in parentheses.) Standard 

 length 51.6 mm. (54.8; 60.3; 37.2; 47.7; 59; 46.3); measurements 

 are expressed in hundredths of the standard length respectively. 

 Length of head 36.2 (35.6; 37.5; 36.6; 37.7; 36.8; 35.4); greatest 

 depth of body 27.2 (27.7; 29.0; 28.2; 28.0; 29.8; 27.0); length of 

 snout 6.8 (6.9; 7.1; 6.2; 7.1; 7.0; 6.7) ; diameter of eye 8.9 (8.0; 7.7; 

 8.9; 8.8; 8.0; 8.9) ; distance from tip of snout to posterior edge of 

 maxillary 18.8 (17.5; 17.5; 17.2; 18.8; 18.7; 17.3); distance from tip 

 of snout to origin of dorsal 39 (38.3; 40.5; 40.2; 39.8; 40.2; 38.8); 

 snout to origin of anal fin 63.5 (63.8; 65.0; 60.3; 60.7; 60.4; 60.0); 

 distance from posterior base of anal fin to mid-base of caudal fin 8.9 

 (12.2; 11.6; 12.1; 12.1; 10.5; 10.8); least depth of caudal peduncle 



10.5 (12.0; 12.4; 13.5; 12.1; 11.7; 13.0) ; length of dorsal lateral line 



49.6 (51; 53.0; 51.0; 51.0; 52.7; 45.8); length of lateral line on 

 caudal peduncle 18.3 (28.0; 31.1; 30.2; 17.8; 24.6; 20.9); length 

 of pectoral fin (base to tip of longest ray ) 20.2 (21.9; 21.0; 21.5; 23.0 

 21.6; 20.5); length of pelvic fin 12.2 (11.5; 12.1; 12.1; 11.7; 12.2 

 10.8); length of caudal fin 18.0 (18.3; 19.4; 19.6; 17.6; 17.5; 18.3) 

 length of base of dorsal fin 55.0 (53.0; 56.0; 53.8; 58.9; 56.3; 58.2) 

 length of base of anal fin 28.0 (30.0; 28.2; 34.0; 27.6; 29.9; 29.4) 



Dorsal rays VII, 24 (VII, 24; VII, 23; VII, 24; VII, 24; VII, 23 

 VII, 24) ; anal rays III, 20 (III, 20 ; III, 19 ; III, 20 ; III, 20 ; III, 20 

 III, 20) ; pectoral rays 17 (16; 15; 16; 16; 16; 16) ; scale rows from 

 where lateral line begins at upper edge of operculum to base of 

 caudal fin 60 (62; 61; 60; 59; 61; 60; 61) ; pelvic fin rays always I, 5; 

 gill rakers on first gill arch including the rudiments 5 + 1 + 8 

 (7+1 + 11; 6 + 1 + 10; 6 + 1 + 10; 6+1 + 10; 5 + 1 + 9; 6+1 + 10. 



Scales ctenoid, on head and body and partway out on all fins; 

 maxillaries, lower jaw, and snout naked, interorbital with a few 

 scales; teeth villiform in bands on dentary, premaxillaries, vomer, 

 palatines; pectoral and caudal fins rounded; greatest depth near 

 front of spinous dorsal ; the short preopercular spine has a slightly 

 outward and upward angle; lateral line begins near anterior dorsal 

 edge of opercle, extending upw\ard at an angle to below the second 

 or third dorsal spine, then flattening out and curving slightly down- 

 ward and ending under middle third of soft dorsal; lateral line 

 begins again along midaxis of body on caudal region under end of 

 dorsal lateral line or a little in advance of its end; soft dorsal and 

 soft anal rays about twice higher than the spinous portion; gill 



