Figs. 
Figs. 
Figs. 
Figs. 
Figs. 
Figs. 
PLATE 24. 
All shells 1.5 times natural size. 
1-6. P. nodosa leva Pils., Maruapoo Valley. Sinistral, banded. 
7-10. P. nodosa exigua Cr., Atehi Valley. 
11-18. P. nodosa intermedia Cr., Papehue Valley. Unbanded. 
19-24. P. nodosa intermedia Cr., Papehue Valley. Banded. 
25, 26. P. nodosa intermedia Cr., Aoua Valley. Color-class pallidior. 
27-30. P. nodosa intermedia Cr., Aoua Valley. Color-class trilineata. 
Fig. 31. P. nodosa intermedia Cr., Aoua Valley. Color-class concrescens. 
g , \ 
Figs. 
32-34. P. nodosa intermedia Cr., Aoua Valley. Color-class nodosa. 
Fig. 35. P. nodosa intermedia Cr., Orofere Valley. Unbanded. 
Fig. 36. P. nodosa intermedia Cr., Orofere Valley. Banded. 
