Cockerell: Scales of Characinid Fishes. 113 



of this Characinid from the Nile, as it has never been figured, and 

 is the type of Hydrocyoninde, to which Boulenger refers many 

 American genera. 

 Sarcodaces odoe (Bloch). (Plate XXVIII, fig. 7). This African genus 

 is also figured for the first time. It is the only member of a distinct 

 tribe. 



