PLATE IV. 



LANCEOLA SAYANA. ? 



Fig. 1. The animal from the side ( 3 /i)- 



2. » » » below ( 3 / x )- 



3. The eye ( 6 %). 



4. The first pair of antenna? ( 25 /i)- 



5. The last joints of the same ( 6 %). 



6. The second pair of antenna? ( 10 /i). 



7. The last joints of the same i 30 ^)- 



8. The labrum (2%). 



9. The right mandible ( 20 /i). 



10. The left maxilla of the first pair ( 20 /,). 



11. » » » » » second pair ( 2 %). 



12. The maxillipeds from the inside ( 18 /i). 



13. » » » » side ( 15 /i)- 



14. The first pair of pereiopoda ( 15 / x ). 



15. » second » » » ( 15 /i)- 



16. » third » » » ( 8 /i)- 



17. The dactylus of the sixth pair ( 50 /i). 



18. The seventh pair ( 8 /i)- 



19. The last joints of the same ( 25 /'i)- 



