US.Ex plo^wzy Exp edit W7-V . 
3 a 
3 "b 
2 
Hr aunt, 3y J. 2). Dana- zu ^, of Saron-y A Major f/7- JTaUort. St. M 7Sr7c . 
Pi^ i.ia, Terehratula nitens — a — ? 3 a , 1 >, 4 a,b , s a, b , Dolium petros urn . 6 , 6 a b,e , d , Si^arelus scopulosns . 7 ab , bbtica. saxea . 8 Bulla 
petrosa. __ 9, 9, a, 10a, b, Crepidnla prcempta . _ n a,b, C. ? 12 . Rostellaria indorata. 
