Contents 



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organs and gill -leaves — Venus Slug mimics anemone — 

 Crested Slug — Declined by fishes — Homberg's Triton — 

 Devoted to Deadman's Fingers — Gulf-weed Slug — Carrying 

 one's liver outside — Bushy - backed Slug — Disguise a 

 necessity — Crowned Sea-nymph — Marbled Slug — Plumed 

 ^olis — Mimics Sagartia — Alder's ^'Eolis — Green ^Eolis — 

 Despised vEolis : a spectral slug — Embleton's iEolis — A 

 variety that has taken to fresh water — Other /Eolids — 

 Crowned .Eolis : an anemone eater — Hernueas, Crimson and 

 Green — Food and shelter combined — Alder's Slug — Green 

 Elysia — Falmouth Slug — Pteropods .... 267 



XVII. POND-SNAILS 



Lung breathers — Stalked-eyes and sessile eyes — Herma- 

 j)lirodites — Herald -shell — Mouse-eared Alexia — Little Ear- 

 shell — P'resh-water Limpets — Great Pond-snail — A general 

 feeder — Its development affected by size of pond — Marsh 

 Limna'a — Dwarfed Limnjea : a wet - nurse for the Li\'er 

 Fluke — The evolution of Sheep Rot — Tennyson and Nature 

 — Smooth Pond-snail — Ear Pond-snail — Wandering Pond- 

 snail — Glutinous Snail — Involute Snail — Flat - coils or 

 Trumpet-snails — The Ram's-horn— A small snail in a large 

 house — Twisted Trumpet - snail — Other Trumpet-snails — 

 An American visitor — Bladder-snails— JNIoss Bladder-snail . 306 



XVIII. LAND-SLUGS AND GLASS-SNAILS 



Unpopular subjects— Not all Slugs are harmful — Slugs 

 ■with shells and without — Carnivorous Slug — A foe to earth- 

 worms — Great Grey Slug — Its liking for sculleries and 

 dairies — A taste for cream and lamb — A taster of books — 

 Tree Slug — Yellow Slug — Field Slug — A destroyer of seed- 

 lings and (reputed) consumption cure — Smooth Slug — ■ 

 Keeled Slug — Small Black Slug — Glass-snail — Simroth's 

 theory of Slug origins — Draparnaud's Snail — Cellar Snail 

 ^Garlic Snail — Other Glass-snails — Love darts . . 328 



XIX. LAND-SNAILS 



More Slugs— Large Black Slug— Fondness for fruit— A 

 very mixed feeder — Du.sky Slug — Garden Slug — Spotted 

 Kerry Slug — Twenty-five Helices — Dwarf Snail — The 



