PLATE XVI. 



Undeuchceta spectabilis, G. 0. Sars, 

 (continued). 



Fig. 1. Adult male, dorsal view. 



2. Anterior antenna of same. 



3. Posterior maxilliped of same. 



4. Posterior maxilliped of female. 



5. Natatory leg of 1st pair. 

 6. Do. of 2nd pair. 



7. Do. of 3rd pair. 



Do. of 4th pair (terminal joint of outer ramus 



not drawn). 

 9. Last pair of legs of male. 



