Plate LVI. 



Figs. 



1-4. Chondr acanthus depressus T. Scott, V . (p. 172.) 



1. Antennule. 



2. Mandible. 



3. Foot of first pair. 



4. Foot of second pair. 



5-7. Chondr -acanthus depressus, var. oblong us, ?. (p. 173.) 



5. Antennule. 



6. Foot of first pair. 



7. Foot of second pair. 



8-10. Chondracanthus annulatus Olsson, ? & S ■ (p. 169.) 



8. 2 Antennule. 



9. Mandible. 



10. £ Antennule. 



11,12. Chondr acanthus limandee l\.r oyer, $. (p. 174.) 



11. Antennule. 



12. Mandible. 



13. Chondr acanthus zei De la Roche, ?. Antennule. 

 (p. 177.) 

 14,15. Chondracanthus clavatus Bassett-Smith, ?. (p. 175.) 



14. Antennule. 



15. Mandible. 



16-18. Chondracanthus lophii Johnston, ?. (p. 179.) 



16. Antennule. 



17. Mandible. 



18. Maxilla. 



( Figures much enlarged.) 





