123 
3387 
barbula. 
Charp., 
550 
Portugal, 
Morel. Moll, de Port., p. 57. Helix bituberoulata, Fer. 
3388 
“ var.. 
Ant. Verz., p. 39, No. 1445. Carocolla Guerini, Ant. 
Bardenflehtii, 
Villa, 
1066 
Cuba, 
Kust. C. C., pi. 66, f. 7—9. is Helix paludosa, Pfr. 
3389 
Bataviana, 
Busch, 
178 
Java, 
Phil. Icon., V. 1, pi. 1, f 3. 
3390 
Baudini, 
Desh., 
109 
New Guinea, 
Enc. Meth., v. 2, p. 256. 
3391 
Beckiana, 
Pfr., 
524 
LuQon, 
Phil Icon., pi. 4, f 8. 
3392 
Berlanderiana, 
Moric., 
425 
Texas, 
Mem. Genev., 6, p. 537, pi. l,f.l. Helix virginalis, Jan. 
3393 
Bermudensis, 
Pfr., 
306 
Isl. of Bermuda, 
Kust. C. C., pi 87, f. 9, 10. 
Bessarabica, 
Ziegl, 
623 
Italy, 
Rossm., f. 583, 584. is Helix grisea, Linn. 
3394 
biangulata. 
Pfr., 
188 
Isl. of Lu9on, 
Phil. Icon., pi. 5, f 12. 
bicanaliculata. 
Fer., 
Porto Rico, 
Fer. pr., 523. is Clausilia tridens, Chemn. 
3395 
bicarinata. 
Sowb., 
490 
Porto Sancto, 
Sowb. Z. Jour., 1, p. 58, pi. 3, f. 7. Helix duplicate, Lowe. 
3396 
“ var.. 
Faun. Mad., p. 58, pi. 6, f. 20. Ochthephila bicarinata. Beck. 
3397 
iC (( 
Hart. Gast., p. 160, pi. 52, f. 4—6. Obelus duplicatus, Hartm. 
bicarinata. 
Fer., 
Africa, 
Fer. pr., 350, pi. 128. is Achatina sinistrorsa, Chemn. 
bicincta. 
Menke, 
348 
Cuba, 
Menke Synop. ed., 2, p. 127. is Helix mnltistriata, Desh. 
bicolor. 
Desh., 
14 
Isle of France, 
Enc. Meth., 2, p. 259, No. 134. is Helix inversieolor, Fer. 
bicolor. 
Lowe, 
406 
Porto Sancto, 
Faun. Mad., pi 6, f. 22. is Helix Michaudi, Desh. 
bidens. 
Brooks, 
Italy, 
Brooks’ C., f. 103. is Clausilia bidens, Linn. 
bidens. 
Mull, 
England, 
Mull. Verm., 2, p. 1 16, No. 315. is Clausilia lammata, Mont. 
3398 
bidens. 
Chemn., 
391 
Germany, 
Chemn. 9, pi. 122, f. 1052, a, b. Trochus bidens, Chemn. 
3399 
“ var.. 
Gmel, p. 3642, No. 231. Helix bidentata, Gmel. 
3400 
3401 
3402 
3403 
3404 
3405 
3406 
3407 
3408 
3409 
C. Pfr., 3, pi. 4, f. 13, 14. Helicodonta bidentata, For. 
Hartm. Syst., p. 239. Helix pyiamidea, Hartm. 
Mich. Comp., p. 12, pi. 14, f. 26. Conulos unideatatus, Fitz. 
Rossm., f. 14. 
Held in Isis, 1837, p. 915. 
Rossm., f. 431. 
Kust. C. C., pi. 99, f. 4-6. 
Petasia fulva, Beck. 
Troohiscus bidentatus, Held. 
Heli.x diodon, Parr. 
Petasia bidens, Beek. 
Helix bidens, Ziegl. 
bidentalis. 
Lam., 
815 
Teneriffe, 
Kust. C. C., pi. 61, f 7-9. 
is Helix malleata, Fer. 
bidentata. 
Gmel, 
391 
Germany, 
Gmel, p. 3642, No. 231. 
is Helix bidens, Chemn. 
bidentata. 
Drap., 
432 
Italy, 
Drap. Moll, No. 25. 
is Helix candidula. Stud. 
bifasciata. 
Lea, 
785 
Isl. of Lu^on, 
Ts. Am. Ph. S., 7, pi. 12, f 18. 
is Helix Hugeli, Pfr. 
bifasciata. 
Pult., 
England, 
Wood’s Ind., pi. 35, f. 154. 
is Bulimus aeutus, Miill. 
bifasciata. 
Burrow, 
615 
Bahia, 
Burr. Elem., pi. 27, f 2. 
Trochus bifasoiatus. Burrow. 
“ var.. 
Brazil, 
Kust. C. C., pi. 13, f. 1, 2. 
Helieigona bifasciata, Fer. 
biformis, 
bifrons. 
Ziegl., 377 
Lowe, 373 
Helvetia, 
Madeira, 
Wagn. in Spix, p. 22. 
Fer., pi. 64, f. 1. 
Moric. Mem. Gen., pi. 1, f. 3. 
Ann. Phil. N. S., v. 9, p. 412. 
Spix Test. B., pi. 16, f. 1, 2. 
Beck Ind., p. 47. 
Menke Syn. ed. 2, p. 23. 
Kust. C. C., pi. 98, f. 27-30. 
Faun. Mad., p. 46, pi. 5, f. 18. 
Helix pyraraidella, Wagn. 
Helix Bosciana, Fer. 
Helix Blanchetiana, Morie. 
Carocolla bifasciata, Gray. 
Helioina pyramidolla, Spix. 
Geotroobus pyramidella. Beck. 
Carocolla pyramidella, Menke. 
is Helix ciliata, Venetz. 
