bartsch: subspecies of obba marginata 63 



Median band above antl below not reddish, all 

 bands brown. 



Base very strongly convex (Lanao Province, 



Mindanao) lanaona new. 



Base very slightly convex (Jolo Island). 



joloensis new. 

 Peripheral basal brown band not obsolete. 

 Greater diameter more than 23 mm. 



Band near the summit and at the periphery 

 more or less interrupted (Cebu Island). 



griseola IVIollendorff. 

 Band at the summit and near the periphery 

 not interrupted (Samar Island). 



samarensis new. 

 Greater diameter less than 21 mm. 



Peripheral basal band strong (Leyte Island). 



pallescens Mollendorff. 



Peripheral basal band not strong (Northeast 



Mindanao) nana Mollendorff. 



