99 



reflexa, (Limnaea) Say, 

 regulaie, (P.) Lea, 

 Remondi, (Helix) Tryon, 

 rhombica, (G. ) Lea, 

 rhombica, (lo) Anth., 

 rigidum, (P.) Anth., 

 Roanense, (P.) Lea, 

 robulina, (Ang.) Anth., 

 robusta, (lo) Lea, 

 robustum, (P.) Lea, 

 robustiim, (Sch.) Anth., 

 robusta, (G.) Lea, 

 Rogersii, (Anc.) Conr,, 68, 

 Romae, (G.) Lea, 

 roratum, (P.) Reeve, 

 rostellatum, (P.) Lea, 

 rota, (Ang.) Reeve, 

 Rowellii, (Amnicola) Tryon, 

 rubella, (G.) Lea, 

 rubicunda, (G.) Lea, 

 rubiginosa, (Anc.) Lea, 67, 

 rubiginosa, (G. ) Lea, 

 rubricata, (G.) Lea, 

 rudens, (G.) Reeve, 

 rufa, (G.) Lea, 

 rufescens, (G.) Lea, 

 rufula, (G.) Hald., 

 rugosa, (G. ) Lea, 



SaflFordi, (G.) Lea, 

 salebrosa, (Ang.) Conr., 

 salebrosa, (Sch.) Anth., 

 Sayi, (P.) Desh., 

 Sayi, (P.) Ward, 

 Sayi, (Strombus) Wood, 

 Bcabrella, (G.) Anth., Rteve, 

 scabriuscula, (G.) Brot, 

 sculptihs, (G. ) Lea, 

 Sellersiania, (G. ) Lea, 

 semicarinata, (G.) Say, 56, 

 semicostata, (G.) Conr., 

 semigradata, (G. ) Reeve, 

 semigranulosa, (Ang.) Desh., 

 setacea, (Xylotrya) Tryon, 

 Shastaensis, (G.) Lea, 

 Shastaensis, (G.) Lea, Reeve, 

 Shelbyensis, (G.) Lea, 

 Showalteriana, (Sch.) Lea, 

 Showalterii, (Anc.) Lea, 

 Showalterii, (G.) Lea, 

 Showalterii, (L.) Lea, 

 Showalterii, (P.) Lea, 

 Showalterii, (Sch.) Lea, 

 silicula, (G.) Gould, 

 simplex, (G.) Say, 49,51, 52,53 

 simplex, (P.) Lea, 



15 



27, 74 

 18 

 48 

 20 



25, 74 

 91 



31, 75 

 21 

 22 



64, 65 

 84 



72, 89 

 92 

 22 

 29 

 31 

 13 

 57 

 83 



70,89 

 47 

 58 

 47 

 58 



58, 81 

 57 

 44 



53, 80 



30, 75 



64 



74 



23 



23 



39 



39 



59 



41 



80, 81 



43 



39,79 



32,73 



10, 18 



47 



36 



82 



92 



66 



83 



32 



24 



62 



47,78 



, 79, 80 



29 



34, 



22. 



20, 



75, 



72, 

 36, 



39, 



45, 



smaragdisus, (Anc.) Reeve, 

 Smithii, (Diplothyra) Tryon, 

 Smithsoniana, (G. ) Lea, 

 solida, (L.) Lea, 

 solida, (St.) Lea, 

 solidula, (G. ) Lea, 

 sordida, (G.) Lea, 55, 79, 



Spartenburgensis, (G.) Lea, 

 sparus, (G.) Lea, 

 sphaericum, (Sch.) Aath., 

 Spillmanii, (G.) Lea, 

 Spillmanii, (lo) Lea, 

 Spijlmanii, (P.) Lea, 

 Spillmanii, (Sch.) Lea, 

 Spillmanii, (St.) Lea, 

 spinalis, (P.) Lea, 

 spinella, (G.) Lea, 

 spinosa, (lo) Lea, 

 spirostoma, (lo) Anth,, 

 Spixiana, (Ang.) Lea, 

 spurca, (G.) Lea, 

 spurca, (P.) Lea, 

 squallida, (Anc.) Lea, 

 Stewardsoniana, (G.) Lea, 

 straminea, (G.) Lea, 

 strenua, (G. ) Lea, 

 striata, (G ) Lea, 

 striata, (Martesia) 

 striatula, (G.) Lea, 

 striatum, (P.) Lea, 

 strictum, (P.) Lea, 

 strigillata, (G.) Muhlfeldt, 

 strigosum, (P.) Lea, 

 Stutchburyi, (Xylotrya) 

 Stygia, (Ang.) Say, 

 suavis, (G.) Lea, 

 subangulata, (G.) Anth., 

 subcarinata, (Anc.) Rav., 

 subcarinata, (Anc.) Wood, 

 subcarinata, (G.) Anth., Reeve, 

 subcylindracea, (G.) Lea, 4 



subglobosa, (Anc.) Say, 6 



subglobosa, (Ang.) Lea, 

 subglobosa, (Pal.) Say, 

 sublirata, (G.) Conr., 

 subrhombica, (G.) Lq>i, 

 subrobustum, (P.) Lea, 

 subsolida, (G. ) Lea, 

 substricta, (G.) Hald., 

 substrictum, (P.) Hald , 

 subulaeforme, (P.) Lea, 

 subulare, (P.) Lea, 

 succinulata, (G.) Anth., 

 sugillatum, (P.) Reeve, 

 sulcosa, (Anc.) Anth., 

 sulcosa, (G.) Lea, 



66 

 11 

 92 

 33 

 76 

 82 

 80 

 49 

 44 

 63 

 48 

 21 

 27 

 64 

 34 

 74 

 58 

 73 

 21 

 31 

 54 

 80 

 90 

 71 

 85 

 77 

 78 

 11 

 45, 78 

 29 

 26 

 59 

 28 

 11 

 75 

 85 

 50 



31, 



67 

 50 

 78 

 89 

 30 

 72 

 37 

 92 

 91 

 80 

 77 

 23 

 25 

 74 

 57 

 29, 74, 75 

 66 

 59, 81 



55 



79, 

 39. 



25. 



