524 BULLETIN 189, UNITED STATES NATIONAL MUSEUM 



Nematistius, 225. 



pectoralis, 225. 

 Neomaenis peru, 231. 

 Neomyxus ciliilabis, 426. 

 Neosteus, 91. 

 Neothunnus, 368. 



albacora, 369, 371. 



macropterus, 369. 

 nepenthe, Nectarges, 432, 433. 

 Neptomenus, 203, 220. 



crassiis, 220, 221 (fig.), 

 nesiotes, Nectarges, 433. 

 Nexilarius, 340. 

 Nexilosus, 331, 340. 



albemarleus, 340, 342. 



latifrons, 335, 340. 

 nigrescens, Centropomus, 228. 

 nigripinnis, Rypticus, 192. 

 nigromaculatus, Mustelus, 34. 

 nitens, Trichiurus, 360. 

 nitidum, Pristipoma (Haemulopsis) , 



252. 

 nitidus, Brachyeuterus, 252. 



Pomadasys, 254. 

 nobilis, Conodon, 245. 

 nocturnus, Eurystole, 431. 



Nectarges, 431. 

 Nonora, 325. 

 Normanichthys, 458. 



crockeri, 459. 

 notacanthoides, Clupea, 85. 



Ethmidium, 85. 



Potamalosa, 82. 

 notacanthus, Clupea, 82, 84. 

 notospilus, Pseudojulis, 349. 

 nuchipinnis, Labrisomus, 398. 



obscurus, Ophioscion, 294, 295 (fig.) 



503. 

 occidentalis, Nebris, 310. 

 ocellatus, Gymnothorax, 133. 



Priodonophis, 134. 

 octavius, Basilichthys, 429. 

 oculata, Sebastichthys, 450. 

 Odontognathus, 80, 94. 



panamensis, 95. 



tropicus, 94, 95 (fig.), 503. 

 Odontoscion, 259, 280. 



australis, 280, 281 (fig.), 503. 



xanthops, 282. 

 Oehser, Paul H., 168. 

 oglinum, Opisthonema, 81. 

 Ojo de uva, 173, 174, 244. 

 Oligoplites, 203, 221. 



mundus, 222. 

 opercularis, Myxodagnus, 408-410. 



Polynemus, 434-437. 



Stolephorus, 104. 



Trichidion, 435. 

 ophicephalus, Menticirrhus, 262. 

 Ophichthus, 135. 



afuerae, 136, 139, 140 (fig.), 503. 



callaensis, 136, 142. 



grandimaculata, 136, 138, 140. 



grandimaculatus, 138. 



pacific!, 136, 141 (fig.), 143. 



rugifer, 136, 138. 



Ophichthus triserialis, 136. 

 Ophichthyidae, 20, 135. 

 Ophichthys callaensis, 142. 



grandimaculata, 138. 



pacifici, 141. 



uniserialis, 141. 

 Ophidiidae, 19, 412. 

 Ophidium maculatum, 414. 

 Ophioblennius, 383. 



mazorkae, 383, 384, 385 (fig.), 386, 503. 



pinchoti, 386. 



xiphiodon, 383, 385, 386. 

 Ophioscion, 259, 294. 



imiceps, 296. 



obscurus, 294, 295 (fig.), 503. 



sciurus, 296. 



typicus, 296. 

 Ophisurus calif orniensis, 136. 

 Opisthonema, 80. 



libertate, 81. 



oglinum, 81. 

 Opisthopterus, 80, 92, 94. 



dovii, 94. 



equatorialis, 93 (fig.), 503. 



macrops, 94. 

 Oplegnathidae, 17, 322. 

 Oplegnathus, 322. 



fasciatus, 322, 324. 



insignis, 166, 322. 

 orientalis, Sarda, 372. 

 orqueta, Chloroscombrus, 217. 

 Orthopristis, 243, 248. 



cantharinus, 248. 



chalceus, 248. 



modestus, 248. 

 oscitans, Sciaena, 303. 



Stellifer, 301, 303. 

 Otolithus analis, 273. 



peruanus, 273. 



squamipinnis, 277. 



stolzmanni, 278. 



pacifici, Anisotremus, 249. 



Ophichthus, 136, 141 (fig.), 143. 



Ophichthys, 141. 



Vinciguerria, 106, 107 (fig.), 503. 

 pacificum, Diplectrum, 184, 185, 187. 

 pacificus, Larimus, 298, 299. 

 paitensis, Menticirrhus, 260, 263, 264 

 (fig.), 503. 



Symphurus, 475, 478 (fig.), 503. 



Trachinotus, 213, 215, 216 (fig.), 

 paloma, Trachinotus, 215, 216. 

 Pdmpano, 215. 

 Pdmpano fino, 213. 

 Pdmpanos, 202, 213. 

 panamensis, Aelurichthys, 120. 



Anchoa, 98, 99. 



Anchovia, 99. 



Bagre, 120, 122. 



Engraulis, 99. 



Felichthys, 120. 



Menticirrhus, 260, 262, 



Odontognathus, 95. 



Pomadasys, 257. 



Stolephorus, 99. 



Umbrina, 262. 



