Subject Index. 
2219 
43 Moll. 
Parasites. 
Parasites and pearl-formation ; Ward, 
717, p. 209. 
Of Prosobranchia ; Simroth, 596, 
p. 983. 
Of Placuna, etc. ; Willey, 733. 
Diatom ( Navicula ostrearia), in 
Ostrea ; Sauvageu, 553. 
Protozoon ( Bodo helicis), in Helix 
pomatia ; Meisenheimer, 435, p. 492. 
Protozoon ( Spirocliaeta anodontae ), 
in Anodonta eygnaea ; Fantham, 235. 
Protozoon ( Spirocliaeta ) in Anodon, 
Ostrea ; Fantham, 234. 
Gregarine ( Aggregata spp.) in Sepia, 
etc. ; Moroff, 447. 
Gregarina; Leger & Duboscq, 401, 
402. 
Trematoda ; Lebour, 399. 
Trematoda in Cardium edule, Patella 
vulgata, Purpura lapillus ; Lebour, 398. 
Trematoda in land and freshwater 
spp. from Poland ; Ssinitzin, 621. 
Trematoda in Mytilus, etc. ; Dubois, 
224. 
Trematoda in Mytilus, etc. ; Lebour, 
400. 
Trematode ( Gymvophallus margari- 
tarum ) in Mytilus ; Dubois, 225. 
Trematoda ; Giard, 280. 
Nematoda, in Artaehaea ; Eliot, 231, 
p. 82. 
Cirripedia ( Cryptophialus ) in Chiton 
and Haliotis ; Berndt, 52. 
Copepod (Mytilicola irdestinalis), in 
Mytilus galloprovincialia ; Pesta, 481. 
Copepod ( Splanchnotroplius ), on Face- 
lina ; Cu4not, 161. 
Enemies, etc. 
Of Mytilus, Ostrea ; Joubin, 365. 
Of Ostrea ; Sauvageau, 557. 
Mortality of Mytilus edulis near 
Messina ; Lo Giudice, 411. 
Lithodomus injures shells of Avieula, 
Meleagrina ; Annandale, 11. 
Destruction of Haliotis by earthquake 
in California ; Stearns, 629, 
Destruction of land-shells by floods ; 
Jackson, 352. 
Erosion shells of Unionidae ; Sell, 
580. 
Polygyra used as food by the Short- 
Tailed Shrew ( Blarina brevicauda ) ; 
Shull, 590. 
, Molluscs as food of fishes ; Johnstone, 
359 ; Scott, 576. 
Phryganid larva-cases composed of 
living Bythinia, Limnaea, Planorbis, 
Valvata; Ziegeler, 764. 
Defence and Protection. 
Prosobranchia ; Simroth, 596, p. 949. 
Protection against Actiniaria ; Fleure 
& Walton, 247. 
Nematocysts, Berghia coendescens, 
Spurilla neapolitana ; Cu&not, 161, 
p. 104. 
Nematocysts ; Cu6not, 162. 
Autotomy, Prosobranchia ; Simroth, 
596, p. 959. 
Protective coloration (?), IAttorina 
palliata ; Sumner & Underwood, 655. 
Philobrya setosa resembles coralline 
to which it is attached ; Berry, 53. 
Dormancy, as defence against climatic 
extremes ; Kohler, 386. 
Ornament and Colour. 
Prosobranchia ; Simroth, 596. • 
Colour markings, instances in which 
shown by fossils ; Newton, 459. 
Economics. 
Prosobranchia ; Simroth, 596 p. 993. 
Use as food in Mexico'! Duges, 228. 
Use as food, Prosobranchia ; Simroth, 
596 p. 1007. 
Use as food, Pterocera ; Couturier, 
153 p. 154. 
Use of fresh-water shells for lime- 
burning in Bengal ; Dalgleish, 171. 
Shells of Prosobranchia used as 
money ; Simroth, 596 p. 999. 
Use as conchs, Pterocera ; Couturier, 
153 p. 154. 
