
HALE—AUSTRALIAN CUMACEA 213 
like transverse ridge, posterior to which is a sulcus dividing the somite mto 
two parts; dorso-lateral edges ridged and below them, on anterior portions of 
first to fifth there is a short lateral carima; the spaces between carinae have an 
eroded appearance; posterior half of telsonie somite triangular as seen from 
above, and (for the genus) well produced. 

Vig. 48. Campylaspis thetidis, type female; ceph., cephalothorax from above (% 14); 
msp, 1-2, distal portions of first and second maxillipeds (125); mxp. 3, and prp., third 
maxilliped and peraeopods (% 23; palp of maxilliped with setae omitted, % 56; distal end of 
dactylus of first and second peracopods, X 125); urop., uroped with fifth pleon and telsonic 
somites (> 43). 
First maxilliped with last joint minute, wider than long, and with a single 
seta, 
Terminal joint of second maxilliped with two unequal stout spines, the loug- 
est not reaching tip of the stout outer distal spine of penultimate segment. 
Third maxilliped robust; basis considerably longer than rest of limb; ischium 
with inner tooth ; merus not much enlarged, less than half as long again as width, 
barely longer than propodus, with one or two small dentations on inner edge and 
wn cuter distal tooth; carpus wide, with three small outer teeth of equal size; pro- 
podus stout, with edges serrate, more than twice as long as dactylus. 
