564 TROCEEDINGS OF THE NATIONAL MUSEUM. vol.41. 



The following is the synonymy of the sections or genera included 

 under Nemipterus and Synagris. 



Nemipterus Swainson, Nat. Hist. Class. Anim., vol. 2, 1839, pp. 172, 223 {fila- 



mentosus=nematophorus) (dorsal spines caudal and ventral filamentous). 

 Synagris Gxjnther, Cat. Fish. Brit. Mus., vol. 1, 1859, p. 373 (furcosus, etc.). 

 Dentex Bleeker, Atlas Ichth., vol. 8, p. 83 (taeniopterus); not of Cuvier. 

 Anemura Fowler, Journ. Acad. Nat. Sci. Phila., 1904, p. 527 (jiotatus). 

 Odontoglyphis Fowler, Journ. Acad. Nat. Sci. Phila., 1904, p. 527 (tolu). 

 Euthyopteroma Fowler, Journ. Acad. Nat. Sci. Phila., 1904, p. 527 (blochii). 



{eudug, straight; Tirkpo/m, fin system.) 



Key to species. 



2'. Upper lobe of caudal filamentous. 



b\ Preorbital width 4^ in head, without distinct concavity near edge of maxillary. 

 Side of body with a bright yellow streak which never fades in preservation, 

 this obsolete in young; sides in life with other yellow stripes virgatum 20. 



6^. Preorbital narrow, its width 7 in head, the suborbital region with a distinct con- 

 cavity near edge of maxillary. Side of body without permanent yellow 

 streak, but vnih. stripes of brassy and golden in life bathybium, 21. 



20. EUTHYOPTEROMA VIRGATUM (Houttuyn). 

 ITOYORI (twisted thread, probably from the yellow stripe on side). 



Sparus virgatus Houttuyn, Holl. Maat. Wet. Haarlem, vol. 20, Deel 2, 1782, 



p. 3 (Nagasaki). 

 Nemipterus virgatus Jordan and Evermann, Proc. U. S. Nat. Mus., vol. 25, 

 1903, p. 346 (Keerun, Formosa). — Jordan and Richardson Fishes Formosa, 



Mem. Carnegie Mus., vol. 4, No. 4, 1909, p. 186 (Keerun). 

 Sparus sinensis Lacepede, Hist. Nat. Poiss., vol. 4, 1803, p. 46 (China, Japan). 

 Synagris sinensis Gxjnther, Cat. Fish. Brit. Mus., vol. 1, 1859, p. 379 (China); 



Steindachner and Doderlein, Beitr. Fische Japan's, II, Denkschr. kais. 



Akad. Wiss. Wien, vol. 48, 1883, p. 16 (Tokyo, Tango, Kochi, Osima).— 



Steindachner, Reise Aurora, Ann. Nat. Hofmus. Wien, vol. 11, Heft 2, 1896, 



p 200 (Kobe or Nagasaki). 

 Nemipterus sinensis Jordan and Snyder, Check List, Ann. Zool. Jap., vol. 3, 



pts. 2 and 3, 1901, p. 77. 

 Dentex setigerus Cuvier and Valenciennes, Hist. Nat. Poiss., vol. 6, 1830, 



p. 253 (Japan). — Temminck and Schlegel, Fauna Japonica, 1844, p. 73, 



pi. 37, fig. 1 (Nagasaki). 



Habitat. — Coast of southern Japan and Formosa. 



Description of four specimens from Tokyo and Nagasald and one 

 from Keerun, Formosa, the longest 330 mm. in total length without 

 the caudal filament. 



Head 3^ in body, 4| in total length; depth ?>\ in body, 4^ in total; 

 eye 5 in head (in adult); snout 2 § to 3|; maxillary 2f; D. X, 9; 

 A. Ill, 8. Scales in lateral line 49, in transverse series from insertion 

 of dorsal to insertion of anal 3^10. 



Body somewhat elongate, little compressed, its width one-half its 

 depth; dorsal and ventral profdes similar. Head small, its dorsal 

 outline somewhat arched, as it is in cross section. Eye small, 3^ in 

 head in a young specimen 170 mm. in total length, 5 in head in one 



