A 
abbreviatus, Acestrorhamphus.. 275 
Acestrorhynchus 45, 48, 275 
Xiphorhamphus 275 
abnormis, Ilisha 334 
abramis, Astyanax 44, 55, 222 
Tetragonopterus 222 
Abramites 305, 307, 308 
hypselonotus 308 
ACANTHICUS 189 
genibarbis 183 
hystrix 49, 54, 189 
Acanthodoras. - 126 
ACANTHOPOMA 142, 159 
annectens 49, 144, 159 
ACANTHOPTERI 382 
Acara.. : 396 
ACARA : 390, 391, 395 
Acara (Heros) amphiacanthoides 390 
autochthon 397 
bimaculata 396 
compressus 391 
crassa 397 
dorsigera 393 
festiva 397 
flavilabris 392 
freniferus 393 
heckelii 398 
hyposticta. .. 391 
imperialis 390 
nassa.... 388 
spuria 396 
subocularis 394, 398 
syspilus : — Belo 94: 
tetramerus 392 
vittata, vittatus 393 
Acara (Acaropsis) nassa 388 
ocellata 25 ere 59 
Acara (Hygrogonus) ocellata... 391 
Acarahugsu 391 
acara, Chromys : 398 
ACARICHTHYS..... Tee woe 098 
NECKS] erence scene a 46, 58, 398 
ACARONIA 388 
nassa Saar 58, 388 
trimaculata 46, 389 
Acaropsis. . 388 
MASSA avian ius Sova She 388 
ROHSTR Alam attic coas baer aomneaet PT8} 
ACUS Merete ce: 213 
amazonum. . 214 
kneril aac ee 214 
ACESTRORHAMPHINAE 274 
ACESTRORHAMPHUS 275 
abbreviatus 275 
INDEX 
ACESTRORHYNCHINAE 274 
ACESTRORHYNCHUS 274 
abbreviatus 45, 48, 275 
cachorro 48, 276 
faleatus 49, 56, 276 
faleirostris 45, 48, 49, 275 
heterolepis 15, 276 
microlepis 49, 56, 276 
ACHIROPSIS 408 
nattereri 46, 48, 50, 58, 408 
ACHIRUS 407 
achirus 46, 48, 50, 58, 407 
lineatus 407 
achirus, Achirus 46, 48, 50, 58, 407 
Pleuronectes 407 
Acipenser plecostomus 184 
acipenserinus, Hemidoras 136 
Hemiodon 210 
Hemiodontichthys 44, 55, 210 
Leptodoras 49, 136 
Loricaria 210 
Oxydoras 136 
ACROBRYCON 218 
ipanquianus 
acus, Acestra 
Tylosurus 
acuta, Loriearia 
44, 52, 60, 65, 218, 219, 2: 
44, 55, 208, : 
acutidens, Curimatus 305 
acutus, Corydoras Se ae ICE 
ADONTOSTERNARCHUS 318, 326 
balaenops 46, 326, 327 
sachsi 46, 48, 57, 326 
adspersum, Decapogon 44, 49, 54, 173 
adspersus, Callichthys M2 3 
Decapogon 173 
aeneum, Hoplosoma 173 
aeneus, Callichthys fle} 
Corydoras AVE 524.159. 179s 4 
ZEQUIDENS 391 
dorsigera . 50 
dorsigerus 46, 58, 393 
flavescens .. oof 
freniferus 46, 393 
hercules 46, 394 
mariae 46, 48, 50, 58, 393 
subocularis 46, 394 
syspilus 394 
tetramerus 46, 48, 50, 52, 58, 61, 392 
vittatus ..46, 48, 50, 393 
affinis, Anacyrtus 258 
Doras Sore 127 
Doras (Amblydoras) 127 
Otocinclus ae 202 
Roebordeshncee tone ateeee 49, 258 
Roeboides (Cynocharax) 
47, 56, 258 
Salminus 48, 51, 60, 260 
AGAMYXIS 126, 127 
flavopictus 44, 126 
pectinifrons 44, 126 
agassizil, Canthopomus 
44, 49, 54, 183 
Luciopimelodus 117 
Orestias 
16, 52,61, 349, 350, 353 
354, 356, 362, 371, 376, 379 
Perugia 44, 47, 48, 53, 117 
Pimelodus 100 
Pinirampus 116, 117 
Rhinelepis 183 
Tetragonopterus 231 
AGENEIOSIDAE 136 
AGENEIOSUS 137, 138, 139 
armatus 137 
brevifilis 44, 54, 138 
ucayalensis 44, 47, 54, 137 
Ageneiosus (Pseudageneiosus) 138 
brevifilis . 49, 1388 
AGONIATINAE 270 
albifrons, Apteronotus 
46, 50, 51, 52, 57, 60, 320 
Gymnotus 320 
Sternarchus Peoleie20 
albiscopum, Mylossoma 
45, 47, 49, 56, 250 
albiscopus, Myletes 250 
Mylosoma . ; . 250 
Mylossoma 250 
Albula maculata 220 
alburna, Curimatella 
45, 48, 57, 291, 292 
alburnus, Anodus 2' 
Aphyocharax 45, 56, 266 
Chirodon 266 
Curimatella 291 
Curimatus 291 
45, 50, 56, 270 
45, 49, 56, 2 
Paragoniates 
albus, Chaleinus 
Orestias 
52) 61, 349, 351, 352) 
354, 355, 356, 363, 371 
262 
43, 84 
Triportheus ; 
aleuropsis, Bunocephalus 
alfredae, Bryconamericus 
50, 52, 60, 225 
alga, Chaetostomus 197 
alleni, Amplova. 46, 48, 333 
Apomatoceros 44, 160 
alosa, Tetragonopterus 221 
