192 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Centropristis filamentosus Klunzingee, Verh. zool. bot. Ges. Wien, vol. 20, 1870, 

 p. 703 (Red Sea). 



Centropristis (Aprion) filamentosus Kxunzinger, Fische Roth. Meer., 1884, p. 16. 



Etelis filumentosus Sauvage, Hist. Nat. Madagascar, Poiss., 1891, p. 108, pi. 11, 

 figs. 2-2a (east Madagascar). 



Aprion filamentosus Gilchrist aud Thompson, Ann. South Afric. Mus., vol. 6, 

 pt. 3, 1909, p. 226 (Durban) ; Ann. Durban Mus., vol. 1, pt. 4, 1917, p. 345. 



Pristipomoides filamentosus Baenaed, Ann. South Afric. Mus., vol. 21, pt. 2. 

 Oct., 1927, p. 648 (Natal). 



Serrauus mitis Bennett, Proc. Comm. Zool. Soc. London, vol. 1, p. 127. Mauritius. 



Chaetopterus sieioldii Bleekee, Verh. Batav. Genootsch. (Japan), vol. 26, 1857, 

 p. 20 (on Chaetopterus Schlegel, Fauna Japon., Poiss., pts. 5-6, 1844, p. 78, 

 pi. 37, fig. 2, Japan ) .—Regan, Ann. Mag. Nat. Hist., ser. 7, vol. 16, 1905, 

 p. 18 (Inland Sea of Japan). 



Aprion sieboldii Jordan and Snydee, Annot. Zool. Japon., vol. 3. pts. 2-3, 1901, 

 p. 76 (copied). 



Pristipomoides sieboldii Jordan and Richardson, Proc. U. S. Nat. Mus., vol. 39, 

 1911, p. 462, fig. 6 (paratypes of Boicersia ulaula). — Izuka and Matsuxjea, 

 Cat. Zool. Spec. Tokyo Imp. Mus., Vertebr., 1920, p. 151 (Boshiu).— Fowler, 

 Bull. Bishop Mus., No. 22, 1925, p. 26 (Honolulu).— Fowler and Ball, Bull. 

 Bishop Mus.,' No. 26, 1925, p. 14 (Johnston Island). — Fowler, Mem. Bishop 

 Mus., vol. 10, 1928, p. 193, pi. 16B (Honolulu, Johnston Island, type of 

 Botversia ulaula [not Bowersia violescens] ) ; Proc. Acad. Nat. Sci. Phila- 

 delphia, 1929, p. 634 (Honolulu). 



Ulaula sieboldii Jordan and Jordan, Mem. Carnegie Mus., No. 1, Dec, 1922, 

 p. 49 (Hawaii). 



Chaetopterus dubius GtJNTHEE, Cat. Fish. Brit. Mus., vol. 1< 1859. p. 385 (on 

 Schlegel, Fauna Japon., Poiss., pts. 5-6, 1844, p. 78, pi. 37. fig. 2, Japan). 



Boicersia ulaula Jordan and Evermann, Bull. U. S. Fish. Comm., vol. 22, 1902 

 (1903), p. 183. Hilo, Hawaii; vol. 23, pt. 1, 1903 (1905), p. 237, fig. 98 

 (type). 



Apsilus m^icrodon (not Steindachnee) Jordan and Snydee, Bull. Bur. Fisher., 

 vol. 26, 1906 (1907), p. 213 (specimen from Fukaura, Japan). 



Depth 3 to 314 ; head 3 to 31/8, width 2. Snout 31/3 to 31/2 in head 

 from snout tip ; eye 3%, 1 yV to 1% in snout, 1 to 1% in interorbital ; 

 maxillary reaches to or l^ in eye, expansion 2% to 2% in eye, length 

 2% to 2% in head from snout tip; teeth villiform, in bands in jaws 

 of 4 or irregular series besides an outer enlarged series ; vomer with 

 broad diamond-like patch of villiform teeth, also broad patch on 

 each palatine; interorbital 3% to 34^, broadly and slightly convex; 

 preopercle edge minutely denticulate and denticles little larger 

 around corner; preopercle edge with marginal parallel ridges or 

 flutings extending to serrae. Gill rakers 11 + 20, lanceolate, equal 

 gill filaments or 14^ in eye. 



Scales 62 to 66 in lateral line to caudal base and 4 or 5 more on lat- 

 ter; 7 or 8 scales above lateral line, 15 or 16 below, 18 to 20 predorsal, 



6 or 7 rows on cheek. Suprascapula entire, with keels. Scales with 



7 basal radiating striae; apical denticles 83 to 85, small, weak, with 

 2 to 9 transverse series of basal elements; circuli minute. 



D. X, 11, 1, third spine 2% to 3 in total head length, last ray 21^ to 

 21/3 ; A. Ill, 8, 1, third spine 3% to 4, last ray 21/3 to 21/5 ; caudal 1 to 



