PLATE I. 



Lanceola Clausi, Bovallius. 



Fig. 1. Female (not fully adult), viewed from left side. 



2. Cephalon, front view, showing the antennae and oral parts. 



3. Superior antenna. 



4. Inferior antenna. 



5. Anterior lip. 



6. Posterior lip. 



7. Right mandible'with palp, and masticatory part of left, viewed from the 

 inner face. 



8. Anterior maxilla. 



9. Posterior maxilla. 



10. Maxillipeds. 



11. First gnathopod. 



12. Second gnathopod. 

 . 13. First pereiopod. 



14. Third pereiopod. 



14a. Same, extremity of propodal joint, with the dactylus protracted. 



15. Last pereiopod. 



15a. Same, extremity of propodal joint, with the dactylus retracted. 



16. Urosome, dorsal view (the 2 anterior uropoda on right side omitted). 



17. Inner ramus of last uropod. 



18. Telson. 



