EXPLANATION OF PLATES. 275 

 FIGURE. PAGE 



11, 12. Amastra albocincta P. & C. Kamalo. 108689, 



108688 40 



13. Amastra subsoror H. & P. 57786 48 



14. Amastra tricincta Pils. Embryo. 108878 39 



15. Amastra nubigena P. & C. West Maui 48 



PLATE 4. Amastra. 



1-5. Amastra goniops P. & C. Olowalu 41 



6, 7. Amastra pilsbryi Cooke. Mt. Helu. 108170 46 



8. Amastra pilsbryi Cooke. Mt. Helu. Bishop Mus. . . 46 



9-12. Amastra obesa aurora P. & C. Auwahi, Maui . . 18 



13. Amastra obesa Newc. Embryo. Polipoli, E. Maui. 19 



PLATE 5. Amastra. 



1-4. Amastra metamorpha P. & C. Auwahi, Maui ... 19 



5, Amastra metamorpha P. & C. Embryo 19 



6, 7. Amastra m. debilis P. & C. Olowalu, Maui 20 



8-10. Amastra subsoror auwahiensis P. & C. Auwahi. 48 



11, 12. Amastra nubigena P. & C. West Maui 48 



13. Amastra montagui Pils. Oahu. 108172 29 



PLATE 6. Amastra. 



1-10. Amastra lahainana P. & C. Olowalu 43 



11. Amastra subobscura puella P. & C. Ualapue 36 



12-14. Amastra affinis Nc. Auwahi 43 



15-19. Amastra affinis Nc. Polipoli 43 



PLATE 7. Amastra. 



1. Amastra solida Pease (= decorticata) . Mus. Comp. 



Zool 31 



2,3. Amastra solida Pease (= subrostrata) . Mus. 



Comp. Zool 28 



4. Amastra subrostrata Pfr. Type, British Museum . . 28 



5. Amastra extincta Pfr. Type, British Museum .... 30 

 6-8. Amastra nubilosa georgii P. & C. Moomomi. 109971. 39 

 9-14. Amastra humilis moomomiensis P. & C. Moo- 

 momi. 110594 38 



15-17. Amastra h. sepulta P. & C. Moomomi. 110595. 39 



18, 19. Amastra lineolata Nc. Newcomb coll 44 



20. Amastra neglecta P. & C. Maui 45 



PLATE 8. Amastra. 



1-4. Amastra baldwiniana Pils. Olowalu 42 



5, 6. Amastra b. kahakuloensia P. & C. Kahakuloa ... 43 



7, 8. Amastra pullata Bald. Head Makakupaia gulches. 



108245 34 



