81 



Family 2d. Whorls divided by a transverse line or furrow. 



Scientific name. Locality. Scientific name. Locality. 



Crenulatum, China. Strigilatum, Asiatic Ocean. 



Hecticum, Africa. Duplicatum, Ind. Ocean, Haynam. 



Geminum, Acus, 



Proximatum, Dimidiatum, China. 



Monile, Pertusum, 



11 



