VIVIPARIDA. 69 
VIVIPARID A. 
SYNONYMY AND REFERENCE TO 
Pirate 12. 
Fig. 
1, 2. VivrparaA suBsoLipA, Anthony (Palu- 
dina). Proc. Acad. Nat. Sciences, 
Philad. 71, 1860. 
Tryon, Proc. Acad. Nat. Sci. Philad. 
452, 1862. 
Melantho decisa, Say. Binney, L. and 
F. W. Shells, Pt. 3, 50, 1865. 
No. 17, 
3—7. VivipaRA GiBBA, Currier (JMelantho). 
Am. Jour. Conch. iii, 112, t. 6, fi 3, 
1867. 
Lewis, Am. Jour. Conch. iv, 82, 1868. 
No. 15, 
(50) 
