Plate 80 
This plate from Proceedings of the United States National Museum. 
FIGURE PAGE 
1. Alvania castanella Dali. 87 
Type. 
2. Alvania bakeri B artsch. 88 
Type. 
3. Alvania lirata Carpenter.Not in text 
4. Alvania pedroana Bartsch. Not in text 
Type. Fossil. 
5. Alvania aurivillii Dali. 88 
Type. 
6. Alvania albolirata Carpenter.Not in text 
Type. 
7. Alvania trachisma Bartsch. 89 
8. Alvania carpentcri Weinkauff. 91 
Type. 
9. Alvania calif or nicq Bartsch. 
Type. 
90 
