Crustacea. 



261 



1. Arcturus adareanus. 



2. Cymodocea antarctica. 



PLATE XXXIII. 



I 3. Cymodocea auslralis. 



la. Second maxilla, 

 lb. First maxilla. 



2a. First autenna. 

 2b. Mandible. 

 2c. First maxilla. 



3a. First antenna. 

 3b. Second antenna. 

 3c. Mandible. 



PLATE XXX IV. 

 1. Haliackis austualis. 



Ic. Mandible. 

 Id. Maxillipede. 



2. Arcturus polaris. 



2d. Second maxilla. 



2e. Maxillipede. 



2f. First pereiopod (gnatliopod). 



3. Cymodocea australis. 



3d. Maxillipede. 

 3e. First maxilla. 



PLATE XXXV. 



Arcturus polaris. 



PLATE XXXVI. 



NOTASELLUS AUSTRALIS. 



PLATE XXXVII. 



HaLIACRIS AUSTRALIS. 



PLATE XXXVI IL 



ECHINOZONE SPINOSA. 



1. Second pereiopod. 



2. Third pereiopod. 



3. Fourth pereiopod. 



4. Fifth pereiopod. 



5. Sixth pereiopod. 



PLATE XXXIX. 



ECIIINOZONE SPINOSA. 



6. Seventh pereiopod. 



7. First antenna. 



8. Mandible. 



9. Second maxilla. 

 10. Maxillipede. 



PLATE XL. 



Ntmphon australe. 



1. Male, with appendages of one side. 



2. Palp. 



3. Chela. 



•1. Ovigerous limb, with fringed spine 



enlarged. 

 5. Chela enlarged. 



