Plate LIII. 



Figs. 



1-4. Chondr acanthus comutus (0. F. Mtiller), ? & J. 

 (p. 168.) 



1. ? Antennule. 



2. Mandible. 



3. J 1 Foot of first pair. 



4. Foot of second pair. 



5-9. Chondr acanthus comutus, var., ? & (J. (p. 169.) 



5. ? Antennule. 



6. Mandible. 



7. J Antennule. 



8. Foot of first pair. 



9. Foot of second pair. 



10,11. Chondr acanthus flurse Kroyer, ?. (p. 171.) 



10. Antennule. 



11. Mandible. 



12-15. Cliondracanthus solese Kroyer, ? & J. (p. 170. 



12. ? Antennule. 



13. Mandible. 



14. S Antennule. 



15. Foot of second pair. 



16-19. Chondr acanthus merluccii (Holten), ? & <$ . (p. 180.) 



16. ? Antennule. 



17. Mandible. 



18. S Foot of first pair. 



19. Foot of second pair. 



(Figures much enlarged.) 



