270 



Annals of the Carnegie Museum. 



5750 a. C. M. One male, about 270 mm. Manaos, Dec. 4, 1909. 

 Haseman. 



5751 a. C. M. One male, 210 mm. Manaos, Nov. 17, 1909. Hase- 

 man. 



Fig. 13. Dentition of a large specimen of Myleiis pacu Humboldt. \. 



5752 a. C. M. One, 25 mm. Villa Bella, Oct. 5. 1909. Haseman. 

 Individual rays of the dorsal prolonged, filiform. Base of dorsal 

 longer than base of anal. 



XIII. Genus Myloplus Gill. 

 39. Myloplus micans (Liitken). 



Fig. 14. Dentition of Myloplus micans (Liitken). f. 



a-h. C. M. Two, 180 and 192 mm. Cidade do Barra, Dec, 



6, 1907. Haseman. 

 5700 a. C. M. 38 mm. Santa Rita, Jan. 24, 1908. Haseman. 



Head 4.33; depth 2^-2|. 



D. 26; A. 37 and 38, serrae 51 and 54; interorbital 2.2 in the head. 



Lips very thin, teeth partly naked, the anterior two teeth of the 

 outer row closely pressed to the inner teeth. Intestines very large, 

 filled with vegetable matter. 



