610 BULLETIN 18 8, UNITED STATES NATIONAL MUSEUM 



Nemaclieilus thai, 307 



trans-lineatus, 326 



waltoni, 317 

 Nemachilus, 302 



multifasciatus, 322 

 Nemasiluroides, 356 



furcatus, 355, 356 

 Nematalosa, 50 



nasus, 50, 51 

 Nematognathi, 29, 329 

 nemurus, Hemibagrus, 386 



Macrones, 386 



Mystus, 383, 384, 386 

 Neopangasius, 354 

 Neostethidae, 475 

 Neostethus, 474, 475, 476, 477 



lankesteri, 475, 477 



siamensis, 7, 477 

 Netuma, 408 

 Nichols, John T., 37, 333 

 nicholsi, Nemacheilus, 309 



Noemacheilus, 304, 307, 309 

 iiieuhofi(i), Clarias, 352 



Phagorus, 352 



Prophagorus, 352, 353 

 nigriceps, Hypselobagrus, 389 



Macrones, 389, 391 



Mystus, 389, 390, 391 

 nigrimarginatus, Taenioides, 569, 570 

 nigrofasciatus, Danio, 96 

 nigrovittatus, Lobocheilus, 238, 240 

 nilotica, Lates, 478 



Perca, 478 

 uiloticus, Cyprinus, 250 

 nobilis, Aristichthys, 33 

 Noemacheilus, 287, 302 



atriceps, 304, 312 



binotatus, 306, 328 



breviceps, 304, 308 



bucculentus, 306, 326 



cincticauda, 315 



deignani, 305, 320 



desmotes, 304, 307 



fasciatus, 302 



fowlerianus, 303, 306 



kohchangensis, 305, 321 



masyae, 305, 325 



menanensis, 304, 310 



montanus, 313 



multifasciatus, 305, 322, 325 



myrmekia, 304, 307 



nicholsi, 304, 307, 309 



obscurus, 305, 316 



poculi, 305, 323 



rcidi, 304, 313, 317 



rivulicola, 319, 320 



rupicola, 313 



schultzi, 305, 317 



semi-cincta, 315 



sexcauda, 304, 315, 317 



sikmaiensis, 319 



spilotus, 304, 308 



thai, 303, 307 



translineatus, 305, 326 



waltoni, 305, 317 

 Norman, J. R., 7, 37, 271, 386, 391, 402, 

 439, 441, 455 



normani, Mahidolia, 524 



Poropuntius, 200, 201 

 Notacanthidae, 61 

 Notopteridae, 56 

 Notopterus, 56 



borneensis, 56 



chitala, 56, 57, 60 



kaipirat, 56 



kapirat, 59 



notopterus, 36, 56, 59 



ocellifer, 56 

 notopterus, Gymnotus, 56, 59 



Notopterus, 36, 56, 59 

 nudiceps, Pseudobagrus, 6 

 Nuria albolineata, 101 



danrica, 90 



oblongus, Crossocheilus, 269 



Crossochilus, 269 



Labeo, 269, 270 

 obscurus, Noemacheilus, 305, 316 

 obtusirostris, Barbus, 126, 130 

 ocellata, Rhynchobdella, 61 

 ocellatus, Ctenogobius, 544, 645 



Tukagobius, 545 

 ocellifer, Notopterus, 56 

 ochrus, Osteochilus, 211, 217 

 octocirrhus, Cobitis, 294 



Lepidocephalus, 293, 294, 296 

 ogilbii, Rohtee, 126, 127 

 ogilbyi, Rohtee, 127, 153 

 olfax, Osphromenus, 451 



Osphronemus, 451, 452 

 oligactis, Acentrogobius, 528, 530 



Gobiopsis, 521 



Pseudogobiopsis, 521 

 Oligolepis, 515, 543 



moloanus, 543 

 Ompok, 331, 336, 337 



bimaculatus, 337 



siluroides, 337 

 Ophicephalidae, 30, 31, 465 

 Ophicephalus, 345, 347, 465, 508 



gachua, 395, 465, 466, 470 



lucius, 467, 472 



marulioides, 466, 468 



marulius, 466, 467 



melasoma, 471 



melasomus, 467, 471 



micropeltes, 465, 467, 473 



punctatus, 465 



serpentinus, 5, 473, 474 



siamensis, 7, 467, 472 



striatus, 36, 466, 468 

 Ophichthyidae, 67, 68 

 Ophidium aculeatum, 61, 62 

 Ophiocara, 503, 507 



amboiensis, 508 



porocephala, 507 

 ophiocephalus, Eleotris, 507 

 Ophiocephalus gachua, 470 



lucius, 472 



marulius, 467 



melanosoma, 471 



micropeltes, 473 



niicropeltis, 473 



