Vitrinoidea quadrasi, MIldf. 
Vitrinopsis cebuana, Mlldif. 
Vitrinoconus glaber, Mlldff. 
Tafel IV. 
discoideus, Semp. 
latissimus, Mlldff. 
infracostatus, Mlldff. 
arctissimus, Quadr. et Mlldff. 
quadrasi, Mlldff. 
eyathus, Pfr. 
omphalotropis, Mlldf. 
cyathellus, Pfr. l 
— var. trochacea, Mlldff. 
trochiseus, Quadr. et Mildff. 
