Rec. Ind.M-us.,Vol.VIIl,1915 (AborExp.) 



Plate XL 



Id. 



Ic. 



2d. 



gn.^ 



3. 



3b. 



3x1. 



3a. 



3 c. 



J.Green, Photo, del. 



Bemrose. CoHo, Derby. 



ABOR MOLLUSCA. (plectopylis). 



