266 



INDEX. 



or ejected from the crops of 

 frightened birds, 45, 163. 

 AnoJonta, tenacity of life of, 28, 

 41. 

 shower of, 44. 

 dispersal of fry of, 48. 

 clinging by closure to various 



objects, 57. 

 to a redshank, 79. 

 to a duck, 79, 

 to a water-vole, 83. 

 Anodonta or Unio, clinging to a 

 sandpiper, 79. 

 to a heron, 80. 

 to a duck, 80, 

 Anodonta cygnea and frost, 41. 

 A. Jliiviatilis, in hole formed by 



peat-digging, 18. 

 Anthony, Mr., on Planorhis dila- 



tatus in Britain, 222. 

 Antiquity, 3, 115, 173. 

 Ants, on drift-wood, 138. 

 Aplin, O. v., shells not seen upon 

 birds' feet by, 50. 

 on tenacity of life in a land- 

 snail, 108. 

 on a magpie killing snails 

 before swallowing them, 

 160. 

 on barley scattered from a 

 bird's crop, 162. 

 Arboreal snails, dispersal of, 136. 

 Arbuthnot, General, said to have 

 imported Helix pc?fiatia, 

 244. 

 Arion, tenacity of life of, 166. 

 Arion ater, carried by a river, 



170. 

 Artesian wells, 22. 

 Arundel, Eai'l of, said to have im- 

 ported Helix pojiiaiia, 244. 

 Ashford, C, on the transportal of 

 Succinea futris by floods, 

 142. 

 on colonization of Helix po- 



matia, 186. 

 on Bulimus goodallii in 

 Britain, 231. 

 Astacus, bivalves clinging to by 

 closure of the valves, 83. 

 by the byssus, 84. 



Atchafalaya, great raft of, 129. 

 Atkinson, J. C, shells not seen 



upon birds' feet by, 50. 

 Atlantic, birds blown across the, 



156. 

 Aucapitaine, Baron, on tenacity of 

 life in a snail, 105. 

 experiments with snails and 

 sea- water, 121. 

 Austen. See God win- Austen. 

 Australasia, introduced slugs in, 



178, 180. 

 Australia, dust whirlwinds of, 149. 

 Limax Icevis in, 173, 178. 

 Helix aspersa in, 180. 

 Azores, land-shells of, 93. 



absence of fresh- water shells 



in, 93- 

 birds blown from Europe to, 



156. 

 shells probably carried to, by 



birds, 159. 



B. 



Baillie, W., colonization by, 185, 



191, 195, 262. 

 Baird, Dr., on tenacity of life in 



the desert snail, 102. 

 on the Guernsey specimen of 



Helix aperta, 256. 

 Ballast, dispersal with, 196, 197, 



245, 246, 247, 252, 253, 



254. 

 Baltic timber, dispersal with, 211. 

 Bamboos, snails in hollows of, 



140. 

 Bananas, dispersal with, 201, 207. 

 Barley, scattered from the crop of 



a bird, 162. 

 Barley for malting, snails amongst 



screenings from, 201, 260. 

 Barriers, i, 2, 100, 115, 172. 

 Bates, II. W., on dispersal by 



floating pumice, 124, 139. 

 Beagle, beetle flying on board the, 



69. 

 Beasts of prey, dispersal by means 



of, 45- 

 Becher, E. F., on LiinncccE in 



puddles, 24. 



