EXPLANATION OF PLATES. 405 



FIGURE PAGE 



9-12. P. physa. Waimea Plains, Thaanum ....'. 109 



13. P. physa (hawaiiensis Bald.). From Baldwin 109 



14. P. physa errans Pils. Near Pahoa Ill 



15. 16. P. physa errans Pils. Kawaiiki Ill 



PLATE 18. Partulina. 



1, 3, 4. Partulina crassa Newc. Coll. by Thaanum .... 40 



2. Partulina crassa Newc., var. 92673, Gulick coll 40 



6, 7. Partulina thaanumiana Pils. Cotypes 112 



8, 9. Partulina grisea Newc. Specimens from Newcomb. Ill 



10-17. Partulina mighelsiana Pfr 77 



PLATE 19. Partulina, Maui. 



1-3. Partulina porcellana Nc. Nahiku, Baldwin 69 



4. Partulina porcellana Nc. Copy of original figure ... 69 



5-11. Partulina p. flemiiigi Bald. Cotypes 71 



12. Partulina p. wailauensis (cotype of cooperi Bald.) . . 72 



13, 14. Partulina p. wailauensis Sykes and var. After 



Sykes 72 



15, 16. Partulina p. fulvicans Bald. Cotypes 73 



PLATE 20. Partulina, Maui. 



1-7. Partulina mutabilis Bald. Cotypes 68 



8-11. Partulina nattii Bald. & Hartm. Topotypes from 



Baldwin 73 



12-14. Partulina aiiceyana Bald. Cotype 75 



15. Partulina germana Newc. Copy of type fig 76 



PLATE 21. Partulina, Lanai. 



1-4. Partulina semicarinata Newc. Main ridge, Lanai, 



Thaanum 86 



5-7. Partulina hayseldeni Bald. Cotypes 88 



8-12. Partulina hayseldeni Bald. Lanaihale, Thaanum. 88 



13. Partulina semicarinata Newc. Copy of type figure. 86 



14. Partulina variabilis Newc. Copy of type figure .... 83 



15. Partulina semicarinata Newc. Embryo from fig. 1 . . 86 



16. 17. Partulina variabilis Newc. Embryo 85 



PLATE 22. Partulina, Lanai. 



1-3. Partulina variabilis Newc. Specimens from New- 

 comb 



4-9. Partulina variabilis Newc. 92674, Gulick coll. ... 83 



10-12. Partulina variabilis Newc. 108198, Thaanum coll. 83 



13, 14. Partulina v. fulva Newc. 66540 85 



15, 16. Partulina v. lactea Gul. 108197 86 



