568 



MEMOIRS OF THE CARNEGIE MUSEUM 



macilentus, Hemieetopsis, 66, 77, 92, 96, 114, 210, 



211 

 Macrocephalus undecimalis, 481 

 macrocephalus, Scissor, 68 

 Macrodon, 412, 413, 465; ancylodon, 71, 469, 470; 



auritus, 416; brasiliensis, 25; ferox, 416; guavina, 



416; malabaricus, 414; macropthalmus, 413; 



patana, 416; tareira, 415; teres, 416; trahira, 25, 



413, 415 

 macrodon, Erythrinus, 20, 413, 416 

 macrolepidotus, Chalceus, 18, 26, 39, 69, 80, 89, 97, 



112, 372; Brycon, 26, 373 

 macrolepis, Anacyrtus, 401; Curimatopsis, 67, 78, 



88, 89, 260, 261; Curimatus, 260; Epicyrtus, 401; 



Heterocharax, 70, 81, 114, 405, 406; Satanoperea, 



505 

 macronema, Pimelodus, 173, 174 

 macronemus, Bagrus, 134; Piaractus, 70 

 macrops, Chaetostomus, 231; Eigenmannia, 70, 81, 



97, 429; Sternopygus, 429 

 macropterus, Callophysus, 24, 64, 75, 148; Mylea- 



nus, 387 

 macropthalmus, Hoplias, 20, 25, 70, 81, 97, 105, 413, 



418; Macrodon, 413 

 macrospila, Piramutana, 173 

 macrurus, Gymnotus, 427; Sternopygus, 33, 70, 88, 



90, 91, 97, 427 

 Macturk, Michael, 55 



macturki, Pimelodella, 65, 76, 91, 107, 113, 168-170 

 maculatus, Doras, 24, 184, 185; Dormitator, 523; 



Leporinus, 25, 29, 68, 79, 96, 300, 305, 206; 



Loricariichthys, 67; Metynnis, 70, 81, 389, 390; 



Myletes, 390; Pimelodus, 18; Tetragonopterus, 26, 



356, 359 

 maculipinnis, Achirus, 527; Monochir, 22, 527; 



Monochirus, 526; Solea, 527 

 maculofasciata, Hemiodus, 67 

 maculofasciatus, Hemiodus, 88, 89 

 maculosus, Auchenipterus, 24, 199; Tylobronchus, 



67, 78, 96, 114, 272 

 Mairipak, 149 

 malabaricus, Esox, 412, 414; Hoplias, 20, 25, 70, SI, 



88, 89, 91, 97, 100, 101, 105, 414, 415; Macrodon, 



414; microphthalmus, Hoplias, 413; Synodus, 414 

 malacops, Chaetostomus, 240 

 mangle, Rhizophora, 6 

 mangurus, Pimelodus, 151 

 Manicaria saccifera, 6 

 mapae, Vastres, 451 



marcgravii, Leporinus, 305; Sternopygus, 427 

 margarita, Acara, 22, 495 

 margaritaceus, Leporinus, 301 

 marginata, Acara, 495 

 marginatus, Hypophthalmus, 209; Nannostomus, 



67, 78, 88, 114, 281; Notophthalmus, 208, 209; 



Serrasalmo, 69 

 marinus, iElurichthys, 134; Felichthys, 64, 75, 133; 



Galeichthys, 134; Silurus, 134 

 maripicru, Prochilodus, 67, 78, 104, 114, 271 

 marmorata, Unibranchapertura, 443 

 marmoratus, Ageneiosus, 66, 77, 96, 114, 204, 206; 



Helogenes, 29, 66, 77, 96, 100, 101, 103, 106, 207; 



Rhamphichthys, 70; Symbranchus, 71, 82; Syn- 



branchus, 28, 442, 443; Unibranchapertura, 442 

 maronii, ^Equidens, 72, 83, 92, 487, 489 

 Martius, Karl Friedrich, vii 

 Masticura, 116 

 Mauritia flexuosa, 6 

 maxillaris, Hasemania, 10S 

 maximiliani, Sternarchus, 440 

 medians, Hemiancistrus, 66, 230 

 megacephalus, Ancistrus, 231; Chaetostomus, 231; 



Hemiancistrus, 66, 77, 91, 92, 96, 230, 231; 



Megalonema, 92; Silurus, 175 

 megalepis, Leporinus, 29, 91, 303, 305, 307 

 Megalobrycon cephalus, 370 

 Megalonema, 113, 130; megacephalum, 92; platy- 



cephalum, 64, 75, 95, 113, 150 

 Megalops atlanticus, 27, 444; elongatus, 444; 



thrissoides, 444 

 megalops, Astyanax, 325; Centromochlus, 197; 



Mcenkhausia, 43, 68, 79, 321, 325; Pimelodella, 



65, 76, 92, 96, 107, 113, 168 

 megalostictus, Phenacogaster, 69, 91, 97, 107, 114, 



366 

 melandetus, Odontostilbe, 57, 68, 79, 89, 93, 312 

 melanotus, Aphyocharax, 43, 68, 79, 114, 312 

 melanurus, Creatochanes, 69, 80, 107, 344, 346; 



Salmo, 343, 346; Tetragonopterus, 26, 346 

 melanzonus, Acanthophacelus, 32, 71, 82, 92, 115, 



457; Creagrutus, 69, 80, 90, 93, 97, 114, 347 

 melas, Brachyglanis, 64, 75, 113, 156, 157; Brevi- 



glanis, 157 

 mento, Catoprion, 27, 57, 70, 81, 387; Serrasalmo, 



386, 387 

 Mesonauta, 483; festivus, 72, 83, 88, 89, 498; 



insignis, 498 

 Mesops, 500, 501 ; cupido, 501 

 mesops, Arius, 140; Bagrus, 23, 139, 141; Galeich- 

 thys, 140; Sciadeichthys, 140; Tachisurus, 140 

 Metynnis, Key to the Guiana species, 389 

 Metynnis, 19, 257; hypsauchen, 27, 70, 81; macu- 

 latus, 70, 81, 390 

 microcephalus, Curimatus, 67, 78, 89, 91, 96, 107, 



263, 265, 266; Erythrinus, 416; Hemiodus, 277 

 Microcyprini, 118, 451 

 microdon, Loricaria, 245; Loricariichthys, 24, 67, 



77, 93, 114, 244, 245 



