COCHLOSTYLA OF MINDORO PROVINCE 



395 



than in the specimen figured, and still others in which there is a broad 

 basal dark brown band about halfway between the peripheral zone 

 and the dark area about the columella. Our plate 96, figure 8, illus- 

 trates this. The columella in all our specimens is white, sometimes 

 with a pinkish tinge. Most of our material was collected by Wor- 

 cester and Bourns on the Menage Expedition. 



While our specimens bear numbers, we do not have the data going 

 therewith, but we know that Worcester and Bourns collected about 

 Calapan and Naujan; in other words, in northeastern Mindoro. 



A series of 40 specimens yields the following data: 



