EXPLANATION OF THE PLATES. 53l 
PLATE XII. 
Helicide. 
Page 
1. Helix (Acavus) hremastoma, ly, (2.. Ceylon i cc..enc.ss ve 200 
2 (Folygyra) polygyrata, Born. }. Brazil ............ 289 
B————  (Carocolla) lapicida, 1... Britain ........000s So Gon 289 
4, —— (Anastoma) globulosa, Lam. Brazil ..........0..00. 289 
By——— * ( fridopsis) hirsuta, Sby. U. States ........0000.00e 289 
6..—— (Streptazis) contusa, Fér. Brazil ...... ee ee eee 289 
7. —— (Sagda) epistylium, Mull. Jamaica .........e00008. 289 
8. —— (Helicella) cellaria, Mill. Britain .......cceseee eens 289 
9. —— (Stenopus) levipes, Hines etlalbar. tc cles ss arse soe oie 290 
10. Bulimus oblongus, Mull. 4. Guiana...... Aeictsfotsela ra apes 291 
11, 12. —— decollatus, L. S. Europe........... aiacskarn ieiersicveate 291 
13, (Portula) faba, Martin’ Tahiti’... i. es cts ns ts ee 291 
14, (un) lubricus, Maillie Britaamy bois vd its svet ata ae apaie 292 
15, (Azeca) tridens,. Pulteney. Brita .22.....:..... 292 
Bema uve, i. sp. Guadaloupe......0..cs0F-ce esse cceaes 292 
a7. (Vertigo) Venetzii, Charp. 5. Pliocene, Essex ...... 293 
ie Mecaspira clatior, Spix sp. 2 Brazil ....c.c000ess. 08s whee 
eee austita plicatula, Drap. Kent... . 66... os etiasien so 00 6 294 
20. Cylindrella cylindrus, Chem. sp. %. Jamaica ............ 293 
mem ceasperversa, Uy. Sp: Britaii’;. . cs os ce nee nes se vedo 292 
22. Achatina variegata, Fab. Col. 3. W. Africa ............ 292 
PEMMPE CUM A OULTIS , Ms,’ IS rUtAlM' ys Wi.) cis, aha 0) scaled glacdtdsoreh ales aa 290 
24 (Omalonyx) unguis, Orb. Paraguay ...........+.. 291 
Limacide. 
SITKA RAING,, Ts, . Britain 5... J2/3750.<) sia si0 4 apden elo eee oie . 295 
26, Nestacella haliotoides, Fér. 2 Britain .......cecceveees 298 
27. Parmacella (Cryptella) calyculata, Sby. Canaries .......... 297 
Peeairina: Draparmmaldi. Cuy.. Britaim ..! ....0s.ceunseeecs 290 
29 (Daudebardia) brevipes, Drap. 2. Austria ........ 290 
Limneide. 
Peemuimneea stagnalis, Licsp. Britain. ....s.csces sees etic. 300 
31 (Amphipeplea) glutinosa, Mull. Britain............ 301 
Bene nyse fontinalis, Mont. sp. Britaim ......00..+0-ssenedens 301 
so. Ancylus fluviatilis, Lister-sp. Britaim ...........0..es0008 302 
comeeiamorbis cormenus, lu. 8p. Britain * .. ised. vas. os Calenders 302 
Auriculide. 
Peemncnia Jude, Vi. 2. Undid, 65. e cee eect ee ee we nee 304 
36. scarabeeus, Gym. sp. Ceylon sh ones Slayer se eae eremeka anereaee 304 
37. ae eofredinli: |e Wp. lndiesiere. we. <tretgeue claire 304 
38. Alexia) denticulata, Mont. sp. Seritalm, <0). «eis » 805 
39. Carychium minimum, Drap. sp. 5S. Britain...... 305 
Cyclostomide. 
40. Cyclostoma elegans, Miill. sp. Britain......... soja) s)aifele ia nieeeam OOD 
41. Cyclophorus involvulus, Mull. sp. 2%. India.......... neg oue 
42, Pupina bi-caniliculata, Sby. N. Australia ..... Sjcbessievayegeneae 309 
48. Helicina Brownii, Gray. Pe OMANCA cfeint., «0 wiais/ste ia view osteees 310 
44, Acicula fusca, Walker. sp 2s. Britain’ ....... wal age beast «. 310 
