42 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



e2. Dorsal spines elongated and at least one prolonged in filament; front 



of head with bony protruberances; scales moderate.. .Heniochus 



o2 PoMACANTHiNAE. Preoperclc angle armed with very strong spine; vertical 



limb of preopercle with 10 to 30 small teeth; interopercle with 1 to 4 strong 



spines; dorsal with 14 graduated spines, last longest Holacanthus 



Genus CHELMO Oken 



Chehno Oken, Isis, 1817, p. 1782. On Cuvier, R^gne Animal, vol. 2, 1817, 

 p. 334. Type Chaetodon rostraius Linnaeus, designated by Bleeker, 

 Arch. N^erland. Sci. Nat., vol. 11, 1876, p. 303. 

 Chehnon Cuvier, Hist. Nat. Poiss., vol. 7, 1831, p. 87. Type Chaetodon 

 rostratus Linnaeus, designated by Bleeker, Arch. Neerland. Sci. Nat., 

 vol. 11, 1876, p. 303. 

 Known by the greatly reduced dorsal spines, but 9 in number, in 

 combination with its long snout. 



CHELMO ROSTRATUS (Linnaeus) 



Chaetodon rostratus Linnaeus, Syst. Nat., ed. 10, vol. 1, 1758, p. 273. East 

 Indies; Syst. Nat., ed. 12, vol. 1, 1766, p. 462.-Blocii, Naturg. AusL 

 Fische, vol. 3, 1787, p. 78, pi. 202, fig. 1 (East Indies).— Gmelin, Syst. 

 Nat. Linn., vol. 1, pt. 3, p. 1244 (India).— Walbaum, Arted. Pisc, vol. 3, 

 1792 p 423 (on Linnaeus).— Forster, Famia Indica, 1795, p. 15.— Blu- 

 menbach, Handb. Naturg., 1799, p. 275.-Schneider, Syst. Ichth Bloch, 

 1801, p. 221 (East Indies).— Lacepede, Hist. Nat. Poiss., vol. 4, 1802, 

 pp. 457, 486 (Batavia).— Cuvier, Hist. Nat. Poiss., vol. 7, 1831, p. 87, 



(Java). ^„ , ,r 4: i"ri 



Chetodon rostratus Bonnaterre, Tabl. Ichth., 1788, p. 83, pi. 45, fig. 1/0 



(East Indies). ,^ ^ s r^ 



Chdmon rostratus Bennett, Life of Raffles, 1830, p. 689 (Sumatra).-CAN- 

 TOR, Journ. Asiat. Soc. Bengal (Cat. Malay Fish.), vol. 18, pt. 2, 1849, p. 

 1149 (Singapore, Malacca).— Bleeker, Nederl. Tijds. Dierk., vol. 2, 1885, 

 p. 31 (Manila Bay).-JouAN, M6m. Soc. Nat. Cherbourg, vol 2, ser. 2, 

 1866 p 123 (Poulo-Condor, ofT Lower Cochin).— Peters, Monatsber. 

 Akad. Wiss. Berlin, 1868, p. 257 (coral reef at Paracili, Luzon).— Day, 

 Fishes of India, pt. 1, 1875, p. 110, pi. 20, fig. 3.-Castelnau Res. F)sh. 

 Australia (Victoria Rec. Philadelphia Exhib.), 1875, p. 14 (Cape \ork, 

 Queensland).— Bleeker, Atlas Ichth. Ind. Neerland., vol. 9, 1877, p. 22, 

 pi (7) 369 fig. 2 (Sumatra, Singapore, Bintang, Banka, Biliton, Lepar, 

 Deuzend Islands, Java, Bawean, Celebes, Banda, Philippines)^DAY, 

 Fauna Brit. India, vol. 2, 1889, p. 11, fig. 2.-Elera, Cat. Fauna Fil.pm 

 vol 1 1895, p. 488 (Manila, Luzon, Navotas).— Jordan and Seale Bu 1. 

 Bur. Fish., vol. 26, 1906 (1907), p. 33 (Cavite).— Beaufort, Bijd. Dierk. 

 Amsterdam, vol. 19, 1913, p. 125 (Sorong, New Guinea).-McCuLLOCH, 

 Australian Zool., vol. 2, pt. 3, Feb. 10, 1922, p. 91, pi. JJ, fig- 231a (I uka. 

 New South Wales) .-Fowler and Bean, Proc. U. S. Nat Mus vo . 62, 

 1922 p 56 (Cebu).— Ahl, Arch. Naturg., vol. 89, abth. A, Heft 5, 1923, 

 p. 12 (type: Singapore; Indian Ocean; New Guinea; Paracali, Luzon).— 

 Herre and Montalban, Philippine Journ. Sci., vol. 34, No 1, bep 192/, 

 p. 14, pi. 3, fig- 1 (Manila Bay, Bantayan Island, Cebu, Estaucia, 

 Dumangas, Inabanga, Tawi Tawi, Sitanki). 

 Chelmo rostratus Valenciennes, Regne Animal, Poiss., lU., 1839 pi. 4U, ng. 

 1-la (no locality) .-Grav, Cat. Fish. Gronow, vol. 2. 1854 p. a. 

 GiJNTHER, Cat. Fish. Brit. Mus., vol. 2, 1860, p. 36 (Celebes, Smgapore, 



