96 THE FRESHWATER CRAYFISH— THE CAPE CRAWFISH 



(a) The uropod is attached to the side of the 6th abdominal segment. A 

 • uropod consists of a basal segment or protopodite, which is very broad 



and thick and not divided into two joints, 

 flattened outer branch or exopodite, and 



and which bears a broad 

 a similarly shaped inner 



