51 Mm. 
Subject Index; 
2219 
Faunas of liot springs ; Gregorio, 
314. 
Mountain stream faunas ; Steinmaiin, 
779. 
Land-shells at high altitudes in Scot- 
land ; Laidlaw, 470. 
Shells in city gardens and ponds ; 
Wheat, 894. 
Boring and burrowing spp. ; Mc- 
Intosh, 511. 
Cavicolous Laraellibranchia ; Dou- 
viU^, 232. 
Acclimatisation, etc. 
Artificial colonisation of land-shells 
recommended, notes on unsuccessfid 
experiments; Horsley, 373. — Artificial 
colonisation of Mollusca deprecated ; 
Stelfox, 781. 
Dispersal of terrestrial spp. by man ; 
Godwin-Austen, 308. 
Marine spp. : Petricola pholadiformis 
in the North Sea ; Ricklefs, 667 ; in 
Suffolk, Engl. ; Mayfield, 532. 
Fresh-water spp. : Margaritana mar- 
garitijera in the Odenwald; Haas, 327. 
— Vivipara spp. in California ; Hanni- 
bal, 334 ; V. fasciata in the R. Jll, 
Upper Alsace ; Voltz, 865. 
Terrestrial spp. : in Cheshire ; Old- 
ham, 573 — Opeas goodalli and subidina 
oetona in Ireland ; Welch, 888. — Vitrea 
cellaria, Milax gagales etc. in Colorado, 
U.S.A. ; Cockerell, 154. — Introduction 
of Helix hortensis into America ; Nylan- 
der, 571. — Hygroviia hispida in Maine, 
U.S.A. ; Lermond, 492. — Uncinaria 
turgida, etc. in Silesia ; Vohland, 863. 
Extermination of fresh-water shells, 
R. Main. ; Boettger, 65. 
Hibernation. 
Fresh-water spp. ; Samsonoff, 694. 
Parasitism, Commensalism, etc. 
Gastropoda ; So6s, 767. 
Pelseneeria (gen. n. Prosobr.) on 
Echinus ; Koehler & Vaney, 460. 
riatyceras hespes (sp. n.) on Tthipido- 
crinus ; Drevermann, 234. 
Unionidaie ; Harms, 336 ; Harms, 
(n- 10332 r) 
338. — Glochidium of Unio pictorumy 
tumidus ; Harms, 337. 
Parasites, etc. 
Of Unio ; Harms, 337. 
Gregarina, notes on ; Schellack, 702. 
Sporozoon in Margaritifera vulgaris ; 
Dubois, 242. 
Spirochaeta in Lamellibranchia ; Fan- 
tham, 258 ; in Ostraea and Anodonta ; 
Fantham, 259 ; Spirochaete pinnae, 
hartmanni (spp. n.) in Pinna ; Gonder> 
309. 
Turbellarian (Planocera inquilina) in 
Sycotypus ; Surface, 801, p. 517. 
Trematoda ; Lebour, 474. — Cercaria 
in liarleeia rubra \ Quintaret, 643 ; 0. 
sp. in Limnaeus truncatulvs ] Galll- 
Valerio, 280. 
Chaetopoda ; Emeljanov, 255. 
Brachyura : Diogenes varians, sym- 
biotic with Ostrea ; Hansemann, 335 ; 
Pinnotheres parvulus in Meroe quad- 
rata ; Stimpson, 791, p. 142. 
Fish (Apogonichthys strombi sp. n.), 
commensal in Strombus gigos; Plate, 
629. 
Enemies, etc. 
Larvae of Lampyridae, destroying 
Helix ; Guignon, 321. 
Aves : Haematopus ostralegus feeding 
on Mytilus edulis, method of opening 
shell ; Dewar, 224 ; Lanistes magnus, 
the main food of the Stork (Anastomus 
lamelligerus) \ Smith, 759. 
Destruction by materials erupted from^ 
Vesuvius ; Lo Bianco, 503. 
I'estruction by earthquake; Steams^ 
in. 
Defence and Protection. 
Toxicity, Conus ; Schnee, 717. 
Dehiscent dorsal cerata, 7'ethys or 
Melibe ; Ridewood, 668. 
Formation of epiphragm in Lymnaea ; 
Hannibal, 333. 
Hardiness against desiccation, Clau- 
silia, Helix] Cooke, 166. 
Duftige Schnecke ; Szilady, 814. 
b 21—2 
