INDEX 



abnormis, Ilisha, 446 



Abraham, E. A. V., 3 



abramis, Pcecilurichthys, 69, 358 



Abramites hypselonotus, 299 



abramoides, Astyanax, 111, 357, 362; Pcecilurich- 

 thys, 54, 69, 80, 89, 91, 97, 114, 355, 357, 361, 362 



Acanthicus hystrix, 17, 24, 66, 241 



Acanthocharax, 110, 113, 258; microlepis, 70, 81, 97, 

 114, 404, 405 



acanthocheira, Pseudopimelodus, 151, 152 



Acanthodoras cataphractus, 1S4, 188 



Acanthophacelus, 452: bifurcus, 38, 71, 82, 115; 

 melanzonus, 32, 71, 82, 92, 115, 457; reticulatus, 

 71, 82, 92, 457, 458 



Acara, see Acaropsis. 



Acaropsis, 483, 485; bimaculata, 495; chromys, 499; 

 cognatus, 485; dimerus, 492; geayi, 493; gronovii, 

 495; heckelii, 23, 500; festiva, 498; spuria, 497; 

 margarita, 22, 495; marginata, 495; maronii, 4S9; 

 nassa, 22, 485; pallidus, 492; punctulata, 29, 488, 

 51 1 ; punctata, 495; subocularis, 500, 502; tetra- 

 merus, 23, 487, 491; unicolor, 486; viridis, 492; 

 vittata, 489 



Acarichthys, 113, 483; heckeli, S3, 89, 500; heckelii, 

 23,72 



Acentronichthys, 131, 160; leptos, 131; surinam- 

 ensis, 64 



Acestra acus, 252 



Acestrorhamphinse, 25S, see Err. el Corr, 



Acestrorhynchinse, 97, 99, 406 



Acestrorhynchus, Key to the Guiana species of, 407 



Acestrorhynchus falcatus, 26, 29, 70, 81, 89, 91, 97, 

 406, 407; falcirostris, 20, 70, 81, 407, 410; micro- 

 lepis, 20, 26, 70, 81, 88, 97, 407-409; nasutus, 43, 

 70, 81, 114, 407, 411 



Acharnes speciosus, 22, 510, 511 



Achiridse, 99 



Achiropsis, 526 



Achirus, 525; fasciatus, 526; lineatus, 73, 84, 98; 

 maculipinnis, 527 



acipenserina, Loricaria, 250 



acipenserinus, Hemiodon, 250; Hemiodontichthys, 

 43, 67, 78, 88, 250; Leptodoras, 191 ; Oxydoras, 191 



Acnodon, 257; oligocanthus, 70, SI, 388 



acoupa, Apseudobranehus, 466; Cestreus, 467; 

 Cheilodipterus, 466; Cynoscion, 71, S3, 466 



acus, Acestra, 252; Farlowella, 252 



acuta, Loricaria, 24, 245 



acutidens, Curimatus, 303 



Adontosternarchus, 424 



adspersa, Parapetenia, 494 



adspersus, Pachypops, 477 



/Eluriehthys bagre, 133; eydouxii, 134; gronovii, 



133; marinus, 134 

 ^Equidens, Key to the Guiana species of, 487 

 yEquidens, 107, 483, 500; geayi, 72, 83, 89, 91, 98, 



105, 487, 493, 500; guianensis, 72; maronii, 72, 83, 



92, 487, 489; potaroensis, 54, 72, 83, 91, 93, 98, 

 100, 101, 105, 106, 115, 487, 490; tetramerus, 21, 

 23, 72, 83, 89, 487, 491, 492; vittatus, 106, 487, 

 489, 490 



a'quidens, Atractorcion, 466 



afnne, Platystoma, 180 



affinis, Amblydoras, 1S4; Centropomus, 482; Crea- 

 tochanes, 69, 80, 90, 91, 97, 100, 101, 105, 107, 

 344, 345; Cynocharax, 398; Doras, 65; Leporinus, 

 68; Rceboides, 70; Tetragonopterus, 345 



africanus, Platygaster, 445 



Agamy xis pectinifrons, 184 



Agassi z, Louis, vii 



agassizii, Pimelodus, 16S; Tetragonopterus, 322; 

 Vastres, 451 



Ageneiosina;, 99, 132, 205 



Ageneiosus, Key to the Guiana species of, 204 



Ageneiosus, 132; armatus, 66, 204; axillaris, 66; 

 brevifilis, 18, 28, 35, 66, 77, 91, 92, 204, 205; 

 dentatus, 66, 205; dawalla, 205; guianensis, 37, 

 66, 77, 113, 204; inermis, 66, 205; marmoratus, 66, 

 77, 96, 114, 204, 206; porphyreus, 66; sebse, 205; 

 ucayalensis, 205 



Agmus, 113, 120; lyriformis, 64, 75, SS, 113, 12S; 

 scabriceps, 128 



Agoniates, 255; halecinus, 26, 68, 79, 317 



Agonostomus monticola, 463 



Agoniatinse, 255, 317 



aiereba, Trygon, 118 



Ailurichthys bagre, 133: marinus, 134 



Aimara, 413 



albescens, Glanidium, 197 



albicans, Pseudariodes, 173; Sciadeichthys, 64 



albidus, Calliehthys, 2, 7; Pimelodus, 145 



albifrons, Gymnotus, 43S, 439; Sternarchus, 70, 82, 



93, 97, 43S-440 

 albomaculatus, Doras, 65 



555 



