
HALE—AUSTRALIAN CUMACEA 157 
twice as long as wide; telsonic somite dilated at distal end, rounded posteriorly 
but longer than width here. 
Second and third joints of peduncle of first antenna equal in length, each 
less than half length of first. 
Third maxilliped with exopod. 
First peraeopod with propodus subequal in length to carpus and twice as 
long as dactylus. 
c.pace. ¢ 

Fig. 8. Nannastacus sheardi, type female and paratype male; lateral view and (ceph.) 
cephalothorax from above (X 52); ¢. pace, anterior portion of carapace (X 115). 
Second peraeopod two-thirds as long as first; basis four-fifths as long as 
rest of limb; ischium not distinctly marked off; carpus half as long again as 
merus but not as long as propodus and dactylus together; longest distal spine 
of daetylus longer than the joint. 
Carpus of fifth peraeopod two-thirds as long again as propodus, which is 
equal in length to dactylus. 
Peduncle of uropod one-third as long again as telsonie somite and nearly 
one-third as long again as endopod without terminal spine; exopod more than 
three-fourths as long as endopod, with its distal spine reaching not far short of 
the tip of the spine of the endopod; encopod with four spines on inner margin 
(the subdistal one much longer than the others) and with terminal spine more 
than two-thirds length of ramus and six-sevenths the length of exopodal spine. 
Leneth 1-5 mm. 
