336 



LIFE BY THE SEASHORE. 



Dorsal fins of coal -fish, 298 

 Dunbar, 35 



Egg capsules of dog-periwinkle, 



242 ; of whelk, 243 

 Eggs of Cirratulus cirratus, 111 



of Dendronotus, 258 



of Eulalia viridis, 102 



of lobster, 173 



of lumpsucker, 305 



of Mysis, 210 

 Elytra, or scales of Polynoe, 94-6 



of Sthenelais, 98 

 Epidermis of Cyprina, 279 

 Epipodia of sea-hare, 250 

 Exhalent aperture of mussel, 267 

 Exhalent siphon of Tapes, 268 

 Eyes of scallop, 274 

 Eye-spots of sea-urchin, 137 



Falmouth, 35 



Firth of Clyde, 35, 165, 276, 322 

 Firth of Forth, 20, 63, 81, 111, 

 165, 254, 261, 272, 275, 285, 

 295, 323, 324 



Flagella of crayfish's antennae, 156 

 Foot-jaws of crab, 160 



of crayfish, 156 

 of lobster, 160 

 Foot of limpet, 24, 226 

 of Molluscs, 33 



Genital pits of Aurelia, 77 

 Gills of Arenicola, 30 



of Cirratulus cirratus, 111 



of Crustacea, 152 



of Doris, 251, 252 



of edible crab, 160 



of limpet, 226 



of Nerine, 110 



of Nephthys hombcryii, 109 



of Pectinaria, 115 



of Sabellaria, 118 



of Serpula, 117 



of TereMla, 113 

 Gill separator, 160 

 Gizzard of crayfish, 157 

 Gland-shields of Arenicola, 91 



of Terebella, 114 

 Gonothecse, 50 



of Campanulai'iaflexuosa, 52 



Gonothecse of sea-firs, 50 



of Plumularia setacca, 57 

 of Sertularia pumila, 55 



Head of Phyllodoce lamelligera, 



100 

 Heteronereis of Nereis pelagica, 



106 ; of Nereis virens, 107 

 Hinge of Tapes, 268 

 Hooks of Terebella, 113 

 of Sabellids, 116 

 Hydroid polypes, 44 



Ilfracombe, 35, 193 



Inhalent siphon of Tapes, 268 



Interambulacral areas of sea- 

 urchin, 137, 188 



Introvert of Glyceridse, 108 

 of Nephthydidae, 108 

 of Nereis pelagica, 87, 104 

 of Phyllodoce lamelligera, 100 



Ischiopodite, 174 



Jaws of Glycera capitata, 109 



of Nereis pelagica, 87, 104 

 Joppa, 127 



Lateral line of fish, 298, 300 

 Ligament of mussel, 268 



of Cyprina islandica, 279 

 Littoral fauna, 319; origin of, 



325 et seq. 



Lusitanian region, 322 

 Lyme Regis, 35 

 Lynmouth, 170, 247 



Madreporite, 126 



of brittle-stars, 131 

 of heart-urchin, 142 

 of sea-urchin, 137, 138 

 of Solaster papposus, 128 



Mandibles of crayfish, 156 



Mantle of limpet, 24, 226 

 of bivalves, 227 



Manubrium of medusoid, 17, 40 



Masking of crabs, 14 



Maxillae of crayfish, 156 



Maxillipedes, 156 



of edible crab, 160 

 of lobster, 160 



Megalopa of shore crab, 206, 327 



