( *■■ ) 



Planches. 





XXVIII. 



2. 





3. 



XXIX. 



1- 





2. 





3. 



\.\x. 



1. 





2. 





3. 



XXXI. 



1. 





2. 





3. 



XXXII. 



1. 





2, 





3. 



XXXIII. 



1. 





2. 





3. 



XXXIV. 



1. 





2. 





3. 



XXXV. 



1. 



XXXVI. 



1. 





2. 





3. 



XXXVII. 



I. 





2. 





u. 



XXXVIII 



1. 





2. 





3. 



XXXIX. 



1. 





2. 



XL. 



I. 



Vandellia cirrhosa, Cuv., Val. 

 Pristigaster l'haeton, Cuv., Val. 

 *Leporinus bimaculatus, Casl. 



* — maculatus, Cuv., Val. 



* — vittatus, Cuv., Val. 

 — pachyrus, Cuv., Val. 



Salminusmaxillaiis, Cuv., Val. 



Epicyrtus paradoxus, Millier. 

 *Salminus Hilarii, Cuv., Val. 

 *Prochilodus brama, Cuv., Val. 



* — nigricans, Agass. 

 *Piabuca vittata, Cuv. , Val. 

 *Tetragonopterus fasciatus, Cuv. 



— orbicularis, Cuv. , Val. 



— sawa, Cast. 



— fusco-auratus, Cast. 



— vittalus, Cast. 

 *Myletes doidyxodon, Cuv., Val. 



* — duriventris, Cuv. 

 *Chalceus carpopbagus, Cuv., Val. 



Myletes bidens (tête osseuse). 

 *Chalceus Hilarii, Cuv., Val. 



— Devillei, Cast. 

 '"Cbalcinus auritus, Cuv., Val. 



* — trifurcatus, Cast. 

 *Scrrasalmus huraeralis, Cuv., Val. 



rhombeus, Lacép. 



* — gibbus, Cast. 

 *Pygocentrus pi raya, Cuv. 

 *Pygopristis serrulatus, Cuv., Val. 

 *Cynodon vulpinus, Spix. 



* — scomberoïdes, Cuv., Val. 

 *Xiphostoma Oseryi, Cast. 



Planches. 







XL. 



o. 



Xiphostoma macnlata, Cuv., Val. 





3. 



Itbombus aramaca, Margr. 



XLI. 



1. 



— bahianus, Cast. 





2. 



*Plagusia brasiliensis, Spix. 





3. 



*Monocbir punctifer, Cast. 



XL1I. 



1. 



*Murenophis rostrata, Spix. 





2. 



— curvilineata, Cast. 





3. 



* — punctata, Cast. 





h- 



* — vicina, Cast. 



XLI II. 



1. 



*Murenopbis ceramura, Cast. 





2. 



:: — variegata, Cast. 





3. 



*Conger limbatus, Cast. 





4. 



* — microstoma, Cast. 



XL1V. 



1. 



— multidens, Cast. 





2. 



*Ophisurus Gomesii, Cast. 





3. 



Synbrancbus vittatus, Cast. 



XLV. 



1. 



Sternarcbus albilrons, Pallas. 





■1. 



— Bonapartii, Cast. 





3. 



— Lacepedii, Cast. 





U. 



* — Maximiliani, Cast. 



XLVI. 



1. 



( Carapussanguinoleutus, Cast. 





2. 



Tiliampbiclitliys marmoratus, Cast. 





3. 



— pantherinus, Cast. 



XLVII. 



1. 



— lineatus, Cast. 





2. 



*Monacanthus Uuppelii, Cast. 





3. 



*Telraodon bajayu, Casl. 



XLVIII. 



1. 



*Tœnura Dumerilii, Cast. 





2. 



* — Mulleri, Cast. 





3. 



— Ueulei, Cast. 



XLIX. 



1. 



— Dorbignii, Cast. 





2. 



*Uraptera Ag.issizii, Millier et Ilenle 



L. 



1. 



Lepidosiren dissimilis, Cast. 



