INDEX 



575 



schomburgki, Ancistrus, 231 ; Curimatus, 67, 78, 88, 

 91, 263, 267; Hemiancistrus, 66, 77, 230, 231; 

 Mylesinus, 70, 81, 388; Myloplus, 70, 391; Pachy- 

 urus, 98; Polycentrus, 73, 83, 88, 522; Rhamdia, 

 65 



schomburgkii, Brycon, 26, 371, 372; Chastostomus, 

 321; Curimatus, 266; Mylesinus, 387, 388; 

 Myletes, 27, 391, 394; Pachyurus, 93; Pimelodus, 

 173; Polycentrus, 22, 522; Rhamphichthys, 435; 

 Tetragonopterus, 19, 320, 391 



Sciadeichthys, 129; albicans, 64; emphysetus, 23, 

 64, 75, 110, 135; flavescens, 64, 75, 110, 135; 

 luniscutis, 64; mesops, 140; parkeri, 21, 64, 75, 

 110, 135, 137; proops, 23, 64, 75, 106, 110, 135-137 



Sciades, 134; emphysetus, 134; pictus, 134 



Sciaena, 513; amazoniea, 473; aurata, 472; bimacu- 

 lata, 494, 495; monacantha, 473; rubella, 20, 473; 

 squamosissima, 471, 472; undecimalis, 481 



Scisenidae, 4, 74, 84, 85, 86, 93, 98, 99, 465 



Scisnidse, Key to the genera of, 465 



Sciseninse, 465, 470 



Scissor, 256; macrocephalus, 68 



scolopacina, Belone, 461 



scomberoides, Cynodon, 396; Hydrocynus, 396; 

 Hydrocyon, 396; Hydrolycus, 26, 70, 81, 317, 

 396 



scopularius, Plecostomus, 227 



scotopterus, Serrasalmo, 19 



Sealeina lippincottianus, 389 



sebffi, Ageneiosus, 205; Pimelodus, 163, 164; Rham- 

 dia, 23, 24, 65, 76, 88, 89, 106, 162, 164, 165 



Selachii, 116 



Selenaspis, Key to the species of, 139 



Selanaspis, 129; herzbergi, 64, 75; herzbergii, 23, 64, 

 75, 110, 139; parkeri, 138; passany, 64, 75, 110, 

 141, 142; proops, 139 



sellonis, Pimelodus, 163 



semifasciatus, Batrachops, 72 



seminudus, Plecostomus, 224 



seniitseniatus, Hemiodus, 57, 67, 78, 275 



Semitapicis latior, 67 



Serranus galeus, 22 



Serrasalminse, 97, 99, 256, 380 



Serrasalmo, Key to the Guiana species of, 380 



Serrasalmo, 15, 256; aureus, 27; denticulatus, 385; 

 emarginatus, 19; gymnogenys, 27, 69, 81, 97, 380- 

 383; marginatus, 69; mento, 386, 387; niger, 19, 

 384; nigricans, 384; piranha, 19, 384; piraya, 383; 

 384; punctatus, 19, 386; rhombeus, 27, 69, 81, 

 97, 110, 380, 382; scapularis, 385; scotopterus, 19; 

 spilopleura, 69; stagnatilis, 19, 383 



serrata, Rhinosardinia, 71, 82, 92, 115 



serratus, Pseudacanthicus, 66 



setifera, Loricaria, 243 



setiger, Myletes, 394; Myleus, 27, 393 



severum, Cichlasoma, 20, 72, 83, 93, 98, 497; 



severus, Astronotus, 497 ; Heros, 494 

 sex-cirrhis, Aspredo, 125 

 Shideler, E. S., 3, 30, 32, 43, 48, 326 

 shideleri, Moenkhausia, 68, 79, 97, 114, 321, 325 

 sicuephorus, Aspredo, 64, 75, 123, 124 

 Siebenthal, Miss Maud, 4 

 siebenthate, Brycon, 69, 80, 370, 372 

 Siluridse, Key to the genera of, 129 

 Siluridse, 84, 85, 86, 88, 89, 91, 92, 95, 99, 110, 119, 



129; anomaloptera?, 208; branchicolae, 210; opis- 



thopterse, 210; proteropodes, 214 

 Siluroidei trichomycteriformes, 210 

 Siluroides, 221 

 Silurus aspredo, 123; bagre, 133; callarias, 172; 



callichthys, 215; carinatus, 194; cataphractus, 188; 



clarias, 172; costatus, 185; cotylephorus, 125; 



fasciatus, 182; galeatus, 198; herzbergii, 139; 



hemiliopterus, 178; hexadactylus, 125; marinus, 



134; megacephalus, 175; nodosus, 201 ; parkeri, 21, 



137 

 simplex, Nannostomus, 35, 67, 78, 114, 283 

 slavus, Erythrinus, 25 

 Solea maculipinnis, 527 

 Soleidse, 84-86, 93, 98, 525 

 Soleida?, Key to the Guiana genera of, 525 

 Soleonasus, 113, 526; finis, 84, 93, 98, 115, 528 

 Soles, Brasilian, 15 

 Sorubim, 182 ; lima, 65 

 Sorubimichthys planiceps, 65 

 Sparus saxatilis, 513; surinamensis, 502, 503 

 speciosus, Acharnes, 22, 510, 511 

 spectrum, Aspredo, 125 

 Spence, J. D., 3, 58 

 Sphyrsena aureoviridis, 482 

 Sphyrna tudes, 28 

 spilopleura, Serrasalmo, 69 

 spilura, C'urimata, 264 

 spilurus, Crenuchus, 29, 68, 79, 309; Ctenobrycon, 



32, 69, 80, 88, 92, 363; Curimatus, 67, 78, 88, 89, 



96, 107, 263, 266; Cyphocharax, 263; Tetragonop- 

 terus, 363 

 spinicauda, Elipes, 64; Elipesurus, 21, 75 

 spinifer, Engraulis, 449; Stolephorus, 27, 71, 82, 447, 



449 

 Spix, Johann, vii 

 spixi, Arius, 64, 75, 110, 145; Hypopthalmus, 209; 



Pimelodus, 145; Tachisurus, 145 

 spuria, Acara, 497 

 spurius, Heros, 497 



squalinum, Hypostoma, 17; Hypostomus, 226 

 squalitus, Hypostomus, 28, 226 

 squamosissima, Sciaena, 471, 472 



