490 
PSECTROGASTER—Conlinued 
amazonica, amazonicus 
45, 48, 49, 56, 289, 
ciliata, ciliatus 
cisandinus . 45, 
289, 
48, 49, 
rhomboides 
Pseudageneiosus . 
brevifilis. . 
Pseudancistrus 
PSEUDAUCHENIPTERUS . 
nodosus ' AT 53: 
Pseudocallophysus , 
PSEUDOCETOPSIS 
ventralis 
PSEUDODORAS 
niger 
PSEUDOPIMELODUS . 
pulcher 
raninus. . 
44, 149, 
44, 47, 51, 54, 59, 
290 
295 
290 
289 
137 
138 
19 
122 
122 
8S 
149 
150 
130 
130 
50 
..00, 59, 91 
. 48, 53, 91 
zungaro 90 
PSEUDOPLATYSTOMA..108, 112, 143, 162 
fasciatum 43, 47, 48, 53, 108, 109 
Pseudorhamdia 98 
lateristriga . 99 
piscatrix 104 
PSEUDOSTEGOPHILUS 159 
nemurus 44, 47, 54, 159 
psittacus, ( ‘olomesua 46, 50, 58, 409 
Tetrodon 409 
Pterodiscus levis 267 
PTERODORAS 126 
granulosus 44,47, 53, 125 
PTEROHEMIODUS “e 284 
atranalis 48, 285 
PTEROPHYLLUM 406 
sealare, scalaris 46, 48, 58, 406 
PTERYGOPLICHTHYS 187 
gibbiceps 44, 47, 54, 187 
jeanesianus : 188 
multiradiatus....44, 47, 49, 54, 188 
pardalis ; 188 
punctatus 49, 54, 187, 188 
puganensis, Loricaria. 50, 60, 202 
pulcher, Batrachoglanis 91 
Hemigrammus 45, 230 
Pimelodus . 91 
Pseudopimelodus. . ..60, 59, 91 
punetata, Loricaria 44, 49, 55, 188, 206 
punctatus, Ancistrus. 188 
Callichthys 175 
Chaetostomus... 18S 
Corydoras a wa ales} 
Doras . 47, 49, 54, 133 
Hemidoras 835 18% 
Henonemus 44, 49, 50, 54, 158 
Hypostomus . 185 
Labrus : Roden siete) 
Ptery Paplichthys 49, 54, 187, 188 
Stegophilus 158 
punctifer, Platystoma. . . 109 
purakee 330 
puraque . 330 
INDEX 
puruense, Pimelodella 9S) 
puruensis, Pimelodella 43, 53, 98 
URLS taney see cee aceon here ten ee 373 
pusillus, Aunypehana: ax 45, 49, 265, 266 
Trichomyeterus. : 158 
PYGIDIIDAE 62, 141, 275, 330 
PY GUD DIN AB. wc0 sees eee : 150 
PYGIDIUM 
1, 12, 64, 65, 150, 160, 347, 350 
atochae 153, 156 
dispar. . 52, 59, 65, 151, 152, 154, 155 
AUISCUMG ay eG eaten: 59, 151 
ORACTISH euasat eetusunee ao) 
INC AER soe: oss cer ee eure ie ane 65 
kneri. 50, 51, 54, 157 
maculatum 152 
oroyae... 51, 59, 154, 156 
rivulatum 
62)-59, 152, 153, 
154, 155, 156, 157, 361 
taezanowskil 
49, 50, 51, 59, 155, 156, 157 
GASTUIVITIM severn cht Sale es aie opens anene ae 51 
vittatum ee lo 
Pygocentrus 243, 245 
altus 242 
nattereri 242 
PYRRHULINA . ... 264 
argyrops 263, 264 
brevis 264 
eleanorae 48, 264 
filamentosa ee Oe 
laeta .. 45, 264 
lugubris 45, 56, 265 
melanostoma 45, 264 
nattereri 264 
obermiilleri 265 
semifasciata . 264 
PYRRHULININAE 263 
Q 
quadrimaculatus, Silurus. . 102 
quadrizonatus, Chasmocranus 
50, 59, 91 
quelen, queleni, Pimelodus ey NOD) 
Rhamdia 43, 48, 51, 53, 59, 93 
R 
raninus, Batrachoglanis...... . O91 
Pimelodus 90, 91 
Pseudopimelodus 48, 53, 91 
Reganina . 248 
bidens peer . 248 
reticulata, Crenicichla 404 
Curimata 
reticulatus, Bz verachops 
50, 58, 403, 404 
retropinnis, Bunocephalus...... 85 
RHABDOLICHOPS.... 312, 313, 316 
longicaudatus . . 46, 317 
Rhamdella aoe OT, 
RHAMDIA 92,97 
bathyurus . 48, 94 
. 48, 295 
cyanostigma .. wae 101 
donsalismeaeenencas tars iae 43, 95, 96 
duquel........ eee 52, 59, 93 
humilis. . . 48,51, 53, 94, 96 
longicauda....... Mie eee OT 
INLCAYI chy. RA Gh eee 93 
MOUNSC Vile eos ayes 46, 94 
DPALVUSiiisiek erase cepceeee 51 
pentiindes : sean Ol, DOIG. 
quelen, queleti 43, 48, 51, 53, 59, 93 
riojae .51, 52, 59, 95 
sebae : 46, 53, 94 
RHAMPHIC HTHY INAE. ..312, 327 
RHAMPHICHTEHYS), «sin oh a «4 cmts sents 827 
De VATOS tS. en .s14e sates eee 314 
CLEP ANS hls rete ace ener 314 
IMC ATUS 2 secret eneas aapsPon tear 328 
marmoratus . .46, 48, 57, 327, 328 
PINUPS TH sre. cecccnet Aen sees . 314 
pantherinus..... eee Rose) 
rostratus...........46, 57, 327, 328 
Rhamphosternarchus . 318 
macrostomus. 319 
REAPHIOD ON) seyecc 2 eit ele ee teeter 271 
gibbus 272 
vulpinum, vulpinus 
5, 48, 49, 56, 2717 
NONITMLE EPS, ee ee ee ae 183 
ADASS1 Zl ae ee ae eee 183 
genibarbis E . 183 
Rhineloricaria konopickyi . . 204 
morrowl . 208 
petleyile cance: aap lae eet ane 208 
WiOlECH iin Be ne cue te ees Lee 203 
Rhinodoras 130 
TPCT ans Se cre ae 130 
prionomus “ .. 130 
rhombeus, Salmo..... 239, 240 
Serrasalmus 
45, 49, 55, 240, 
rhomboidalis, Myletes... op 2AM 
INMyloplUs# 2a. sc cmsehee scene 56, 251 
rhomboides, Psee EOPaSteR . 289 
RHYTIODUS. . 304 
arge earsoruncane . 46, 57, 304 
. .46, 48, 57, 304 
riojae, Rhamdia........ 51, 52, 59, 95 
rivulatum, Pygidium 
Serrasalmo, 
241 
microleps . 
Rhamdia. . 
52, 59,152; 153, 
154, 155, 156, 157, 361 
rivulatus, Trichomycterus. . . 152 
RIVULUS. Soe A ee ei Gt ff B45 
brasiliensis eas eee eee 346 
Cylindraceusi. yim et 345 
_.46, 58, 346 
60, 346 
.46, 50, 58, 346 
micropus.... 
peruanus . : 
urophthalmus. .. . 
TOUGOOTH nme rane ede noe 
robustula, Curimata 49, 298 
robustulus, Hemigrammus....... 230 
Hyphessobrycon..... . 45, 230 
Tetragonopterus......... . 230 
