36 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxni. 



39, 40; depth about 1.25. Adipose at least equal to its distance from 

 the dorsal, two-thirds or three-fourths as long as the dorsal. 



? No. 307l. One sjiecinien (in too poor condition for satisfactory 

 examination), Trinidad, Bolivia. 



Myleus levis Eigenmann and McAtee. 



No. 1613. One specimen, Paragua; Page collection. D. 29; A. 38; 

 abdominal serra> 38 + 9. 

 Mylossoma albiscopus (Cope). 



No. 5888. Two specimens, Paraguay. 

 ? Piaractus brachypomus Cuvier. 



No. 26462. One s})ecimen skin, about 550 mm. long, Paraguay; 

 Page collection. 



This specimen and one in the museum of Indiana University, 540 

 mm. long, lack an adipose. D. 16; A. 24; abdominal serne 54+6; 

 gill-rakers about half the length of the eye. 



Sarcodaces odoe Bloch. 



No. 44824. Several specimens in bad condition, Leopoldville, 

 Africa. 

 Hoplias malabaricus Blocb. 



No. 26695. Two specimens, Brazil; presented Iw the Museum of 

 Comparati V e Zoo logy . 



No. 34432. Two specimens. South America; presented by J. C. 

 Brevoort. 



No. 34696. One specimen; presented by J. C. Brevoort. 



No. 6033. Two specimens. Island of Trinidad; collected by Th. Gill. 



No. 1663. One specimen, Truando, Colombia; Michler and Schott 

 collection. 



No. 44959. One specimen, Lagoa Santa, Brazil; presented by Chr. 

 Liitken. 



Hoplerythrinus " unitaeniatus Spix. 



No. 33764. Three specimens, South America; presented by J. C. 

 Brevoort. 



No. 5882. One specimen. Island of Trinidad; collected by Th. Gill. 



«The genus Ophiocephalops recently proposed by Fowler is a synonym of 



Hoplerythrinus. 



