EXPLANATION OF PLATES. 



219 



FIGURE. PAGE. 



10-12. Corasia filaris Val. Specimen, 122 



13-15. Corasia samboanga H. & J. Astro!. & Zelee, . . 124 



16, 17. Corasia leucophthalma Pfr. Novit. Conch., . . 113 



PLATE 27. 



1, Corasia intaminata Gld. U. S. Exp., . . . .125 



2, 3. Corasia physalis Pfr. Novit. Conch., . . . .115 



4, 5. Eudoxus halichlora Semp. J. de C. and Specimen, 



6-8. Corasia coelaxis Pils. Specimen, . . . .114 



9,10. Corasia extensa Pfr. Conch. Cab., . . . . 114 



11. Corasia extensa Pfr. Specimen, . . . . .114 



12. Corasia najas Pfr. var. Specimen, ..... 115 



13. Corasia najas Pfr. typical. Ostas. Conch., . . . 115 



14. 15. Corasia obliquata Dh. Histoire, . . . .116 



PLATE 28. 



16,19,21. Corasia intorta Sowb. Specimens, . . . 125 



17, 22. Corasia intorta Sowb. Conch. Icon., . . .125 



18, 23. Corasia intorta Sowb. Conch. Cab., . . . 125 

 20, 24. Corasia intorta Sowb. Obras Mai., . . . .125 

 25, 26. Corasia limansauensis Semp. Reis., .... 126 



27, 28. Corasia magtanensis Semp. Reis., .... 125 

 29, 30. Corasia irosinensis Hid. Obras & J. de C., . . 121 

 31, 32. Corasia najas Pfr. Abbild., 115 



PLATE 29. 



1, 2. Helicostyla thomsoni Pfr. Novit. Conch., . . .185 



3, 4. Helicostyla thomsoni Pfr. Specimen, . . .185 



5, 6. Leytia fragilis Sowb. J. de C., 129 



7-9. Calocochlea tukanensis Pfr. Novit. Conch., . .132 



10, 11. Calocochlea decipiens Sowb. Conch. Cab., . . 140 



12. Calocochlea tukanensis Pfr. Specimen, .... 132 



13, 14. Calocochlea cromyodes Pfr. Conch. Cab., . . 130 



15. 16. Calocochlea cromyodes Pfr. Specimen, . . .130 



PLATE 30. 



17,19. Calocochlea melanochila Val. Specimens, . . 150 



18. Calocochlea melanochila Val. Conch. Cab., . . . 150 



20, 21. Calocochlea infuscata Alb. Novit. Conch., . .152 



22. Calocochlea solida Pfr. Conch. Cab., . . . .153 



23, 24. Calocochlea roissyana var. lutea. Novit. Conch., . 151 

 25-27. Calocochlea roissyana Fer. Specimens, . . . 151 



28, Calocochlea roissyana var. subatra. Conch. Cab., . .152 



29, 30. Calocochlea dimera Jonas. Specimens, . . . 156 



