Plate 5 
This plate from Proceedings of the United States National Museum. 
FIGURE PAGE 
1. Buccinum angulosum Gray . 255 
2. Buccinum angulosum Gray . 255 
Male typical form. 
3. Buccinum angulosum Gray . 255 
Female typical form. 
4. Buccinum percrassum Dali . 261 
5. Buccinum plectrum Stinipson . 239 
Female. 
6. Buccinum angulosum normale Dali . 255 
Male. 
7. Buccinum castancum Dali. 249 
Female. 
8. Buccinum picturatum Dali. 250 
Female. 
9. Buccinum castancum triplostephanum Dali. 250 
Female. This last is a new name for P. tricarinatum. 
