ON THE ANASPIDACKA, LIVING AND FOSSIL. 565 
seoment of the palp is much less than half as long as the last 
seoment but one (text-fig. 11). 
The first maxilla has a large palp, tipped with three sete. 
The lower biting lobe has only three setz. The exopodite of 
the second maxilla is not marked by the presence of any 
sete. The first thoracic appendage is much stouter than the 
THxt-Fre. 51. 
Koonunga cursor, ¢. A. First antenna, showing sensory 
appendage (ap.). B. Spiral sensory hairs from appendage. 
succeeding limbs; it is without gnathobasic lobes or 
expansions. 
The succeeding limbs are very similar to those of Anas- 
pides save that the upper series of gills are much smaller 
relatively, and the last two limbs are without exopodites. 
All the thoracic limbs consist of seven, instead of eight, 
segments. 
The exopodites consist of far fewer segments than in 
Anaspidide. 
The first abdominal appendage of the male possesses a 
broad endopodite which ends in a curved hook and a broad 
