II 



CONTENTS. 



Page. 



Family Cyprinidae — Continued, 



Campostoma 40 



1. Campostoma ornatum 41 



2L Campostoma formosulum. . • • • « 41 



3. Campostoma nasutum 42 



1. DlONDASERENA .«.••• • 42 



2. DlONDA TEXENSIS 42 



3. DlONDA ARGENTOSA ••••*•*••#•• 43 



4. DlONDA CHRY8ITI3 • . 43 



5. DlONDA MELANOPS ♦ 44 



6. DlONDA COUCHI 44 



Algoma , 44 



1. Alooma amara 45 



2. Alooma fluviatilis , 45 



cochlognathus 45 



cochlognathus ornatcs • ••••••• 46 



Alqansea tincblla • 46 



1. AltGYREUS OSCULUS... »• 47 



2. Argyreus notabilis •• • • • • . • 47 



Agosia I- 48 



1. AGOSIA CHRYSOGA8TER 48 



2. Agosia metallica . . . .. . . 49 



Gobio aestivalis 49 



Meda 50 



51 eda fulgida 50 



Cliola velox... 51 



1. Alburnellub amabilib 51 



2. Alburnellus MEGALora. 52 



3. Albuinellus socius 52 



Codoma 53 



1. Codoma ornata. 53 



2. Codoma yitt at a •.... 53 



1. CVPRINELLA ttACROSTOMA 54 



2. Cyprinella vencsta 54 



3. Cyprinella texana 55 



4. Cyprinella luxiloidks •• 55 



1. Moniana AURATA 56 



2. Moniana complanata. 56 



3. Moniana frigida 56 



4. Moniana couchi 57 



5. Moniana rutila • 57 



6., Moniana nitida 58 



7. Moniana Formosa 58 



.-. Moniana gracilis 59 



9. Moniana gibbosa 59 



10. Moniana proserpina 59 



Paeg. 



Family Cyprinidae — Continued. 



Luxilus leptosomus 60 



TlAROGA 60 



Tiaroga cobitis 60 



1. Gila elegans 61 



2. Gila grahami 61 



3. Gila emorii • 62 



1. Tigoma pulchella 62 



2. Tigoma purpurea 63 



3. Tigoma intermedia 63 



4. Tigoma gibbosa • 64 



5. Tigoma nigrescens 64 



6. Tigoma pulchra 65 



Ptychocheilus lucius 65 



Family Cyprinodontidae . . 66 



Cyprinodon 66 



" 1. Cyprinodon elegans 66 



2. Cyprinodon gibbosus 67 



3. Cyprinodon bovinus • 67 



4. Cyprinodon macularius. •. 68 



Hydrargyra similis hi 68 



Fundulus grandis 69 



poecilia 69 



Foecilia lineolata 70 



Limia 70 



1. Limia poeciloides • • 70 



2. Limia venusta 71 



- 



1. Gambusi a nobilis 71 



2. Gambusia affinis 72 



3. Gambusia patruelis 72 



Girardinus occidentalis 73 



Family Characinidae . . . , 73 



astyanax • • • • • 74 



Astyanax argentatus • 74 



Family Scopelidae. 75 



Family Clupeidae. • « • 75 



Family Muraenidae to 



Anguilla tyrannus * • 75 



Neomuraena • 76 



Neomcraena nigro-marginata ............... 76 



Neoconger 77 



Neoconger mucronatus. 77 



List of the Plates »•* 78 



Alphabetical index • •••..•••.. 81 





