
HALE—AUSTRALIAN CUMACEA 441 
margin subtruncate and sinuate as seen from above and also from side; the 
lobes meet for a distance equal to almost one-fourth of length of carapace. Frontal 
lobe large and distinctly defined ; ocular lobe rounded, nearly twice as broad as 
long, with three very large lenses showing granular structure. 
Pedigerous somites with pleural parts not so markedly expanded as in female 
and coxae rather crowded. 
= pre 1 Va ; 
ps.tobe g Ky 
an Jf 
ps.loba & urop. 
um | \3 
Ww 
€ 



ant. 1 

Fig. 58. Zimmeriana longirostris, paratype female; oc. lob. and ps, lobe, ocular and 
pseudorostral lobes (X75); ant., first antenna (* 75; flagella, * 250); mxp. 3 ischium, 
ischium of third maxilliped (x 125); prp., first and second peraeopods, and third leg without 
basis (X 75); urop., uropod with fifth and sixth pleon somites, and telson (* 75). ps, lobe 
Pseudorostral lobe of male (> 95), 
Pleon as long as cephalothorax; sixth somite slightly less dilated at rear 
than in female; telson more than one-third longer than sixth somite and with a 
pair of apical spines (each more than one-fourth as long as the telson) flanked by 
a pair of short. bristles. 
Main flagellum of first antenna three-jointed. Second antenna with flagellum 
eleven-jointed and not longer than peduncle. 
Moderately well-developed exopods on third maxilliped and first four pairs 
of peraeopods. Third maxilliped with spine on ischium. 
