FAMILY LABRIDAE — SCHULTZ 197 



nasal openings 5 to 7.5 in snout. Eye 1.5 to 3.0 in interorbital space. 



Dorsal profile convex, forming an angle of 75 to 80 degrees with 

 ventral contour of head; pectoral fin reaches to opposite ninth or 

 tenth lateral line scale; pelvics reach about two-thirds the way to 

 anus; caudal fin truncate to convex in adults. 



Color in alcohol. — Background coloration light brown to brownish; 

 two brownish bands, one along back, composed of blotches, the other 

 on middle of side, extending from above pectoral fin base to caudal 

 peduncle just above peduncular lateral line, these composed of 

 vertically oblong brown blotches vvith dark brown edges, each blotch 

 is separated by a narrow pale vertical interspace, and the two bands 

 separated by a light band crossed with the vertically pale lines. 

 Basal half of dorsal and anal fins brown, distal half white; a dark spot 

 between first to thu-d dorsal spines; dorsal edge of pectoral base black; 

 pectoral dusky to dark brownish dorsally and distally; pelvics pale; 

 operculum and branchiostegal membranes along posterior edges white. 



Color when alive. — A Phoenix Island specimen had the head orange, 

 upper lips blue, chin light blue; two blue spots over eye and one below 

 it; operculum margined with blue; pectoral base blue, axil blue; 

 pelvic fin blue and green ; basal half of dorsal and of anal fins with an 

 orange band, distally these fins are green, except for a series of orange 

 spots, one between each ray on the membranes; upper and lower 

 caudal rays and distal part of fin blue; along midlengthwise axis of 

 body an orange band, another on lower sides at about level of ventral 

 edge of pectoral base; back with row of oblong rectangular orange 

 blotches; these orange bands connected with each other by straight 

 orange lines, the oblong rectangular interspaces bright green. 



THALASSOMA PURPUREUM (Forskdl) 



Plate 100,D 



Scarus purpureus ForskAl, Descriptiones animalium . . . , pp. x, 27, 1775 



(type locality, Djedda, Red Sea), 

 Julis purpurea Pellegrin, Bull, Mus. Hist. Nat. Paris, No, 4, p, 228, 1898 



(Rota, Marianas). — Seale, Occ. Pap. Bishop Mus., vol. 1, No. 3, p. 91, 



1900 (Agana, Guam). 



SPECIMENS STUDIED 



Bikini Atoll: 3 stations, 4 specimens, 190 to 246 mm.; 1 lot, Univ. Washington, 

 1 specimen, 195 mm. 



Rongerik Atoll: 1 station, 1 specimen, 190 mm. 

 Guam: 1 lot, 1 specimen, 245 mm. 



Description. — Certain counts are recorded in table 101. 



Head 2.8 to 2.9; greatest depth 3.0 to 3.2; longest pectoral ray 

 4.6 to 5.0; snout tip to anus 1.6 to 1.7; snout to dorsal origin 2.6 to 

 2.7; all in standard length. Snout 2.6 to 2.7; eye 7 to 8; postorbital 



