4455 
4456 
4457 
4458 
4459 
4460 
4461 
4462 
4463 
4464 
4465 
4466 
4467 
4468 
4473 
terrestris, 
«* var., 
Terverii, 
tetrazona, 
Texasiana, 
sf var., 
“ 
thalassina, 
Thersites, 
sf var., 
thiarella, 
sf var., 
thymorum, 
thyroides, 
sf var., 
“< 
Ticaonica, 
tigrina, var., 
tigrina, 
“ 
var., 
tomentosa, 
tomigera, 
Tomigeroides, 
Tongana, 
tornata, 
torrefacta, 
torsa, 
tortilabia, 
Tournefortiana, 
Townsendiana, 
trachelodes, 
translucens, 
triaria, 
180 
Chemn., 465 France, 
Italy, 
Mich., 408 Europe, 
Jan, 941 Austria, 
Moric., 1086 Texas, 
Alabama, 
Porro, 716 Italy, 
Brod., 781 Isl. of Mindoro, 
Philippines, 
Webbet B.493 Canary Isles, 
Madeira, 
Alt., 432 Germany, 
Say, 900 New York, 
Ohio, 
Brod., Philippines, 
Rossm., 914 France, 
Jan, 932 Lombardy, 
Adams, 366 Germany, 
Moric., Bahia, 
Moric., Bahia, 
Quoy, 59 Tonga Tabou, 
Born, 12 West Indies, 
Adams, 468a Jamaica, 
Ziegl., 1080 Isl. of Corfu, 
Less., 1009 New Guinea, 
Fer., Turkey, 
Lea, 892 Wahlamat, 
Menke, 488 Madeira, 
King, 884 Brazil, 
Friv., 1070 Hungary, 
Chemn. 9, pl. 122, f. 1045. 
Rossm., f. 345, 346. 
Drap. Moll, pl. 5, f. 1, 2. 
Kust. C. C., No. 138. 
Neue Alp., 1, p. 280. 
Risso 4, p. 69, N. 149. 
Desh. Lam., p. 150. 
Beck Ind., p. 10. 
Kust., pl. 23, f. 26, 27, 34, 35. 
Beck Ind., p. 10. 
Mich.Comp..,p. 26, pl.14,f.20,21. 
Fer., pl. 69, J, f. 20-23. 
Mem. Gen., 6, pl. 1, f. 2. 
Jour. Bost.S. N. H.,8, pl. 19,f.38. 
Phil. Journ., 2, p. 162. 
Beck Ind., p. 22. 
Desc. N. Shells, p. 14. 
Villa Disp. Syst., p. 55. 
Reeve C. Syst., pl. 168, f. 9. 
Zool. Proc., 1841, p. 38. 
D’Orb. Can., p. 62, pl. 1, f.26-28. 
Kust. C.C., No. 576. 
Beck Ind., p. 10, 18. 
Alten, p. 56, pl. 5, f. 9. 
Amer. C., pl. 18, f. 2. 
Fer., pl. 49, A, f. 4. 
Kust. C. C., No. 330. 
Beck Ind., p. 28. 
Zool. Proc., 1840, p. 155. 
Rossm., f. 510. 
Fer., pl. 69, J, f. 14-17. 
Rossm., f. 226. 
Held Isis, 1837, p. 911. 
Mont. T. B., p. 420, pl. 23, f. 2. 
Mem. Gen., 7, p. 489. 
Mem. Gen., 3d Supp., p. 59. 
Voy. Astrol., pl. 11, f. 19-23. 
Born Mus., pl. 14, f. 9, 10. 
Conch. Contrib., p. 31. 
Rossm., f. 538. 
Voy. Coquille, pl. 13, f. 1. 
Fer., pr. 457. 
Trs. Am. Ph.S., 6, pl. 23, f. 80. 
Zeits. Mal., 1845, p. 181. 
Zool. Jour., 5, p. 339. 
Rossm., f. 611. 
Trochus terrestris, Chemn. 
Helix terrestris, Flem. 
Helix elegans, Gmel. 
Helix crenulata, Miihlf. ? 
Helix trochulus, Hartm. 
Helicella elegans, Risso. 
Carocolla elegans, Lam. 
Turricula elegans, Beck. 
Helix scitula, Jan. 
Turricula depressa, Beck. 
is Helix variabilis, Drap. 
is Helix intermedia, Fer. 
Helix triodonta, Jan. 
Helix fatigiata, Binney. 
Polygyra plicata, Say. 
Tridopsis tridonta, Beck. 
Polygyra fatigiata, Say. 
is Helix vermiculata, Mull. 
Carocolla Thersites, Brod. 
Geomitra bicarinata, Swains. 
Turricula thiarella, Beck. 
Ochthephila thiarella, Beck 
is Helix candidula, Stud. 
Helix thyroidus, Say. 
Helicodonta thyroidus, Say. 
Mesodon leucodon, Rafin. 
Tridopsis thyroidus, Beck. 
is Bulimus Ticaonicus, Brod. 
is Helix Fontenillii, Mich. 
Helix strigata, var., Cantr. 
Campylaea tigrina, Beck. 
Cingulifera tigrina, Held. 
is Helix rufescens, Pennt. 
is Tomigerus clausus, Spix. 
is Tomigerus turbinatus, Pfr. 
is Helix Carocolla, Linn. 
is Helix Coreyrensis, Partsch. 
Helix proxima, Beck. 
is Bulimus Tournefortianus,Fer. 
is Helix paupercula, Lowe. 
is Helix similaris, Fer. 
Helix Oeskayi, Stentz. 
