20 BULLETIN" 100, UNITED STATES NATIONAL MUSEUM 



1 example, Gane Road, Gillolo Island, Moluccas. December 1, 1909. Length, 

 63 mm. 



2 examples, Tidore Island, south of Ternate. November 24, 1909. Length, 60 

 to 68 mm. 



2 examples Tidore Island. November 25, 1909. Length, 52 to 56 mm. 



2671 U.S.N.M. Zanzibar. British Museum. 2 examples. Length. 43 to 50 mm. 



840S6 U.S.N.M. Hawaiian Islands. One example, 110 mm. Like Blocker's 



figure, evidently bleached out. 

 48833 to 48842 A.N.S.P. Philippines. Commercial Museum Philadelphia. 



Subgenus Dascyllus Cuvier 



Handsome and strikingly colored, easily distinfruished by the white 

 general color. With 3 broad black vertical bands, which disposed a 

 little differently in the 2 species. 



DASCYLLUS MELANURUS Bleeker 



Dascyllus melanurus Bleeker. Nat. Tijds. Ned. Indie, vol. 6. 1S54. p. 100. 

 Neira, Banda. — GxInther, Cat. Fish. Brit. Mus., vol 4, 1862, p. 12 

 (Molucca Sea, Amboina). — Martens. Preuss. Exp. Ost Asien, 1876, p. 396 

 (Amboina).— GtJNTHEE, Jonrn. Mus. Godeffroy, vol. 7 (15), 1881, p. 2.36, pi. 

 124, fig. C (East Indies, Ponape). — Metster, An. Soc. Hist. Nat. Madrid, 

 vol. 14, 1885, p. 34 (Manado). — Weber, Zoo]. Forsch. Austral. Hitter 

 Semon, vol. 5, 1895, p. 271 (Ambon). — Regan, Trans. Linn. Soc. London, 

 (2) ZooL, 1, vol. 12, 1907, p. 229 (Maldives, Felidu). — Jordan and 

 Richardson, Bull. Bur. Fisher., vol. 27, 1907 (1908), p. 264 (Cagayan- 

 cillo). 



Tetradrachm'ttm melanurus Bleeivehj, Atlas Ich. Ind. Neerl.. vol. 9, 1877, 

 pi. 409 (10), fig. 1; Nat. Verb. Holl. Maatsch, Harlem, (No. 6), 

 ser. 3, vol. 2, 1877, p. 149 (Sumatra, Bawean, Celebes, Sumbawa, 

 Flores, Timor, Ternate. Obi major. Burn. Amboina. Ceram. Goram, 

 Guebe, New Guinea). — Beaxjfort, Bijd. Dierk. Amsterdam, vol. 19, 1913, 

 p. 129 (Ambon).— Weiber, Siboga Exp., vol. 57, Fische, 1913, p. 357 

 (Borneo Bank, Elat), 



Tetradrachmnm melamirum Steindachner, Abhand. Senckenberg. Ges., 

 vol. 25, 1900, p. 438 (Ternate). — Weber, Abhand. Senckenberg. Ges., 

 vol. 34 (1), 1911. p. 7 (Kei Islands). 



Pomacentnis onyx I)e Vis, Proc. Linn. Soc. New South Wales, vol. 8, 1883, 

 p. 451. South Seas. 



Depth 13/- to 1%; head 8; width 1% to 1%. Snout 4: eye 234 

 to 24/^, little greater than snout or interorbital ; maxillary reaches 

 slightly beyond front eye edge, 22/3 to 2% in head ; teeth conic, with 

 outer enlarged row and inner band of 1 or 2 irregular roAvs of smaller 

 ones; interorbital 234 to 2ys, broadly convex; infraorbital and pre- 

 opercle edges finely denticulate. Gill rakers 5-|-l7, lanceolate, 

 slender, rather long. 



Tubes in lateral line 14 to 17, pores in straight section 7+2; 3 

 scales above lateral line to spinous dorsal origin, 7 to 9 below, 24 to 

 27 predorsal; 4 rows of cheek scales, uppermost row on infra- 

 orbitals. Scales with 6 to 8 basal radiating striae; apical denticles 

 91 to 115 with single row of basal elements. 



