AUSTBALIAN MALACOSTBACA. 239 



427- CEdioerus latrans. 



CEdicerus latrans, Haswell, 1. c, p. 324, pi. xix., fig. 1. 



Rostrum curved downwards, acute. Byes oval, very large. 

 Antennae subequal, as long as the cephalon and first two 

 segments of the pereion. Superior pair with the peduncle short, 

 stout, the first segment much larger than the other two ; 

 flagellum more than twice as long as the peduncle. Inferior 

 pair with the peduncle stout, the third, fourth and fifth segments 

 subequal, short ; flagellum more than twice as long as the 

 peduncle. Maxillipedes with fairly large squarniform plates and 

 a stout dactylos. Gnathopoda subequal, rather large ; propodos 

 ovoid, narrowed slightly distally — that of the second pair rather 

 larger than that of the first ; dactylos about half the length of 

 the propodos. Two anterior pairs of pereiopoda subequal, sub- 

 foliaceous, armed with a few long hairs ; dactylos absent. Third 

 pair similar to the first and second, but with the coxae narrower 

 and hardly so deep. Kf th pair very much longer than the others ; 

 the base ovate ; all the other segments narrow and elongate, 

 bordered with short hairs. Posterior pleopoda foliaceous, 

 pointed, bordered with long hairs. Telson squarniform, slightly 

 cleft. 



Bondi, New South "Wales. 



428. CEdicerus arenicola. A.M. 



CEdicerus arenicola, Haswell, 1. c, p. 325, pi. xxiv., fig. 3. 



Cephalon slightly produced. Third and fourth segments of 

 the pleon with an obscure longitudinal ridge in the middle dorsal 

 line. Eyes rather small, round. Superior antennae as long as 

 the cephalon and the first four segments of the pereion ; 

 peduncle stout ; flagellum subequal with the peduncle, of fifteen 

 articuli. Inferior antennae about equalling the superior in 

 length ; flagellum and peduncle subequal, the former composed of 

 fourteen articuli. Gnathopoda subequal, hairy, larger in the male 

 than in the female, the carpus in both pairs subtriangular, 

 produced at its inferior and distal angle, rather larger in the 

 posterior pair ; propodos ovate, dactylos rather more than half 

 as long as the propodos ; palm not defined. Two first pairs of 



