50 



MEMOIES OF THE QUEENSLAND MUSEUM. 



spines with a similar tuft of 3 placed more proximally. Similar curved spines 

 are found also on the propod and appear quite similar to those in several species 

 of Corophium. In more immature specimens the basal joint is much narrower 



12 13 ' 13a 



Fig. 12. — First iserECopod, male (Brisbane specimen). 

 Fig. 13. — Third perseopod, male (Brisbane specimen). 



Fig. 13a. — Third perseopod, male, immature (Eoto-iti specimen). 



and only slightly produced posteriorly. That of the Eoto-iti specimen whose 

 second gnathopod is shown in figure 10& is represented in figure 13a. The third 

 perasopod of an ovigerous female from Brisbane River is represented in fig. 14, 

 which shows that it is very nearly the same as in the adult male. 



14 



1' 



Fig. 14. — Third j^erseopod, female (Brisbane specimen). 

 Fig. 15. — Fourth perasopod, male (Brisbane specimen). 

 Fig. 16. — Fifth perseopod, male (Brisbane sj^ecimen). 



The fourth permopod (fig. 15) is longer than the third, and has the basal 

 joint broad but less produced posteriorly than in the third, its posterior margin 

 fringed with long spinules; strong curved spines are found on the carpus and 

 propod as in the third peraeopod. 



