64 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



15116 U.S.N.M. Samoa. Steinberger. 6 examples. Length, 19 to 30 mm. 



28553 U.S.N.M. Fiji. Museum Hist. Nat. Paris. 3 examples. Length, 39 to 

 45 mm. 



52332 U.S.N.M. Samoa. Bureau of Fisheries. 24 examples. Length, 22 to 

 112 mm. 



65463 U.S.N.M. Mangareva, Gambler Islands. Albatross collection. 24 exam- 

 ples. Length, 51 to 104 mm. 



65804 U.S.N.M. Kusaie, Carolines. Albatross collections. 4 examples. 

 Length, 57 to 64 mm. 



31625 to 31654 A.N.S.P. Pago Pago, Samoa. Bureau of Fisheries. 



51180 and 71181 A.N.S.P. Pago Pago. Capt. C. F. Silvester. 



48653 to 48658 A.N.S.P. Philippines. Commercial Museum of Philadelphia. 

 Length, 30 to 73 mm. 



Genus CHEILOPRION Weber 



Cheiloprion Webee, Siboga Exp., Fische, vol. 57, 1913. p. 342. Type Poma- 

 centrus labia tus Day, monotypic. 



Ovoid, rather deep. Head moderate. Eye large. Lips very wide, 

 fleshy, papillose. Teeth fine, slender, uniserial, compressed, form 

 even cutting-edge. Infraorbital edge free. Preopercle edge entire. 

 Scales extend forward to end of snout, not on preorbital or subor- 

 bitals. Vertical fins scaly. Dorsal spines 13, rays 12 or 13. Anal 

 spines 2, rays 12. Caudal little emarginate. 



East Indian region. A well marked genus with broad papillose 

 lips. 



CHEILOPRION LABIATUS (Day) 



Poniacentrus labiatns Day, Fishes of India, pt. 3, 1877, p. 384, pi. 81, fig. 2. 

 Andamans and Nicobars ; Faun. Brit. India, vol. 2, 1889, p. 385. 



Cheiloprion labiatns WHrBER, Siboga Exp., vol. 57, Fische, 1913. p. 342, 

 fig. 73 (head) (Beo, Karakelan Island). — Beaxxfort, Bijd. Dierk., Am- 

 sterdam, vol. 19, 1913, p. 127 (Ambon). — Fowler, Proc. Acad. Nat. Sci. 

 Phila., 1918, p. 53 (Philippines).— Fowler, Copeia, No. 58, .Tune 18, 1918, 

 p. 64 (Philippines). 



Depth 1% to 17s; head 24^ to 2%, ^vidth 134 to 1%. Snout 3% 

 to 314; eye 3 to 3^/4, greater than snout, 1 to li/4 in interorbital ; 

 mouth small; maxillary % to % to eye, 3% to 4 in head; interor- 

 bital 234 to 314, convex. Gill rakers 2-f 9, robust, pointed, moderate. 



Tubes in lateral line IT, pores in straight section 8 or 9 to caudal 

 base; 3 scales above lateral line, 9 or 10 below, 20 predorsal; cheek 

 with 4 rows of scales, of which row on preopercle flange small. 

 Scales with 7 to 9 basal radiating striae, edge scallo]3ed; apical den- 

 ticles 80 to 103, small, with single row of basal elements; circuli 

 very fine. 



D. XIII, 12, I or 13, I, thirteenth spine 2 to 2% in head, fifth ray 

 1% to 13/5; A. II, 12, I, second spine 3 to 31/3, fifth ray li^ to 11/2; 

 caudal emarginate, upper lobe little longer, IVs to ly^ : least depth of 

 caudal peduncle 2% to 21/2 ; pectoral 1 to 1% ; ventral 1% to 1%. 



