PLATE I. 



PAGE 



Figs. 1-20. Cyclaspis australis, n. sp., . . .12 



Fig. 1. Young male, seen from the left side ; magnified about fifteen diameters. 



Fig. 2. Same, seen from above. 



Fig. 3. Young female, seen from the right side. 



Fig. 4. Ocular lobe, seen from above. 



Fig. 5. Antennal segment, viewed from below, together with antennulee (a 1 ), 



antennae {a"), and anterior lip (L). 

 Fig. 6. Outer part of an antennula; more highly magnified. 

 Fig. 7. Posterior lip. 

 Fig. 8. Mandibles, seen from the front. 

 Fig. 9. Maxilla of first pair. 

 Fig. 10. Maxilla of second pair. 

 Fig. 11. Left maxilhvped, together with the corresponding part of the branchial 



apparatus, seen from above. 

 Fig. 12. Left maxilliped, isolated, seen from below; more highly magnified. 

 Fig. 12a. One of the marginal spines from carpal joint of same maxilliped ; highly 



magnified. 

 Fig. 13. Terminal lamella of the exopodite of same. 

 Fig. 14. Gnathopod of first pair. 

 Fig. 15. Gnathopod of second pair. 

 Fig. 16. Leg of first pair. 

 Fig. 17. Leg of second pair. 

 Fig. 18. Leg of third pair. 

 Fig. 19. Leg of fifth pair. 

 Fig. 20. Last caudal segment, together with the uropoda, from above. 



Figs. 21-23. Cyclaspis pusilla, n. sp., . . . 19 



Fig. 21. Adult female, seen from the right side; magnified about twenty-six 



diameters. 

 Fig. 22. Same, seen from above. 

 Fig. 23. Ocular lobe, seen from above. 



Figs. 24-26. Cyclaspis exsculpta, n. sp., . . 20 



Fig. 24. Anterior division of a female specimen, seen from the left side ; magnified 



about twenty-six diameters. 

 Fig. 25. Same part, viewed from above. 

 Fig. 26. Ocular lobe, viewed from above. 



