EXPLANATION OF PLATES. 



NOTE. When not otherwise stated, the specimens figured 

 are in the collection of the Academy of Natural Sciences. 



FIGURE PAGE 



PLATE 1. Newcombia. 



1. Newcombia plicata (High.). 57844 2 



2, 3. Newcombia plicata (High.). 2026 Cooke coll 2 



4, 5. Newcombia costata Borch. (=N. p. gemma). After 



Borcherding 4 



6. Newcombia plicata (High.). 57842 2 



7. 8, 10. Newcombia plicata gemma (Pfr.). 66541 .... 3 

 9,12. Newcombia cinnamomea (Pfr.). 57841 and 66121. 10 



11. Newcombia plicata gemma (Pfr.). 2028 Cooke coll.. 3 



PLATE 2. Newcombia and Partulina. 



1-3. Partulina carinella (Bald.). Cotypes. 109052. ... 7 



4, 8, 14. Newcombia pfeifferi (Newc.). 2021 Cooke coll. 13 



5-7. Newcombia canaliculata (Bald.). Cotypes. 65713. 6 



8. Newcombia pfeifferi (Newc.). 109908 13 



9, 10. Newcombia sulcata (Pfr.). After Borcherding. .. 5 

 11, 12. Newcombia p. ualapuensis (Pils.). Type. 94490 12 



13. Newcombia cumingi (Newc.). 57846 10 



14. Newcombia pfeifferi (Newc.). 109908 13 



PLATE 3. Newcombia. 



1-3, 5. Newcombia cumingi (Newc.). 92480, Wailuku, 



Gulick 10 



4. Newcombia cumingi (Newc.). 92670, Makawao, Gu- 

 lick 10 



6. Newcombia cumingi (Newc.). 2139 Cooke coll., Ma- 



kawao 10 



7-9. Newcombia cinnamomea (Pfr.). 57841 10 



10, 11. Newcombia cinnamomea (Pfr.). 66538 10 



PLATE 4. Perdicella. 



1-6. Partulina helena (Newc.). 109054 A. N. S. ; 2017, 



2119 Cooke coll 16 



7. Partulina helena balteata Pils. 109053 17 



(400) 



