274 



BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



p. 440) Mauritius). — Day, Fishes of India, pt. 2, 1876, p. 208.— Meyer, 



An. Soc. Espanola, Hist. Nat. Madrid, vol. 14, 1885, p. 24 (North Celebes; 



Kordo, Mysore).— Day, Fauna Brit. India, vol. 2, 1889, p. 146. 

 Naseus tuber Guichenot, Notes I. Reunion, vol. 2, 1862, p. 27. 

 Naso tuberosus Herre, Philippine Journ. Sci., vol. 34, No. 4, Dec. 1927, p. 



458 (no examples). 

 Acanthurus tuberosus Jordan and Sealb, Proc. U. S. Nat. Mus., vol. 33, 



1907, p. 247 (Zamboanga). — Ogilby, Mem. Queensland Mus., vol. 3, 



1915, p. 135 (Raine Island). 

 Mojioceros tuberosus Snyder, Proc. U. S. Nat. Mus., vol. 42, 1912, p. 510 



(Okinawa). 



Fig. 19.— Rostral variation with age of Naso tuberosus Lacepede 



Aspisurus carolinarum Quoy and Gaimard, Voy. Uranie, ZooL, 1825, p. 



375, pi. 63, fig. 1. Carolines; Guam. 

 Naseus tonganus (Quoy and Gaimard) Valenciennes, Hist. Nat. Poiss., vol. 



10, 1835, p. 292. Tongatabou. 

 Nasexis pmictulatus Steindachner, Sitz. Bcr. Akad. Wiss. Wien, Math.- 



Naturw. Kl., vol. 70, Heft 1, 1874, p. 386, pi. 1 (Mauritius). 



Depth 2^ to 2^; head ^% to 4, width 1% to 2^^- Snout IM to 

 1% in head from snout tip; eye 3>i to 5^, 2}4 to 4i^ in snout, li^ 

 to 2 in interorbital; teeth 40 to 42 in each jaw, 30 to 34 in young, 

 compressed, pointed, minutely serrated; maxillary 3J^ to 3J^ in head; 

 interorbital 2 J^ to 3, broadly convex. Gill rakers 4 + 7, short, robust, 

 conic. 



