566 GEOFFREY SMITH. 
blade; it is, in fact, definitely bifid. The pad of recurved 
hooks is borne on an internal projection (text-fig. 52a). 
The endopodite of the second abdominal appendage of the 
male is two-jointed. The terminal joint is excavated at its 
tip and is clothed distally with very fine hairs. The pad of 
recurved hooks is situated internally on the proximal half of 
TEXT-FIG. 52. 
4 
Koonunga cursor, ¢. A. First abdominal limb.’ B. Second 
abdominal limb. en. Endopodite. ex. Exopodite. sp. Spine 
on sternum. 
the first segment. ‘here isa large chitinous piece, with a 
posteriorly-directed spine, on the sternum belonging to this 
segment (text-fig. 528). The posterior dorsal margins of the 
hind abdominal segments are without setz or moniliform 
ornamentation. There is a single large spine on each side on 
the posterior dorsal margin of the sixth abdominal segment. 
The telson is short and obtusely conical, and its posterior 
