68 Proceedings of the Royal Society of Victoria. 



Dimensions of Type. 



Length (entire) - - - 22 mm. 

 Length of carapace - - 6.5 „ 



Length of abdomen - - 11 ,, 



Length of telson - - - 3.5 ,, 



Length of 1st pereiopod - - 8 >, 



Habitat. — Dredged on a sandy bottom in about four fathoms 

 off Shoreham, Western Port. 



Observations. — This species appears to have its closest affinities- 

 with P. intermedius, Bates. We have not seen specimens of this 

 species, but judging from the figure given^ there can be no ques- 

 tion as to validity of our species. 



The type has been deposited with the National Museum. 



DESCRIPTION OF PLATES. 



Plate VIII. 



Hymenosoma lacustris, Chilton. 



a$ . Dorsal view of male. 



bS^ . Pleon of male. 



c% . Pleon of female. 



d ? . Dorsal view of posterior portion of carapace of female. 



e. Front. 



f. Second maxillipede. 



g. Mandible. 



h. First maxillipede. 



/. Chela. 



k. Last two joints of ambulatory legs. 



Plate IX. 

 Dromia wilsoni. 



Plate X. 



Fig. 1. — Pontophilus obliquus. 

 „ 2. „ victoriensis. 



„ 3. ,, flindersi. 



1 Proc. Zool. Soc. London, 1863, p. 503, pi. 41, fig. 6. 



