

AnimalculÆ, 37.
ActiniÆ (Sea anemones), 38, 47.
mesembryanthemum, 48, 365.
troglodytes, 51, 62.
bellis, 56.
dianthus, 57, 62, 154, 366.
crassicornis, 61, 100.
coriacea, 56.
parasitica, 66.
explorator, 51.
Acorn barnacles, 145.
Adductor muscle, 178, 182.
Annelids, 154, 191, 315.
AcalephÆ, 203.
Alternation of generations, 214.
Aphrodite aculeata, 267.
AplysiÆ, 54, 309, 311.
AquariÆ (on the formation of marine), 357.
Anomoura (Hermit crabs), 69, 92, 130, 133.
AsteriadÆ, 271.
AlgÆ, 97.
A. ventilabrum, 161.
Amphitrite, 162.
Buccinum undutum, 92.
Byssus of Mussel, 168, 170, 177, 184.
BerÖe, 210.
BÊches de mer, 31.
Brittle Star-fishes, 277.
Bird's foot Sea-star, 285.
Blenny (Smooth), 71, 104, 236, 336, 341, 365.
Blenny (Viviparous), 346.
Butter fish, 347.
Brachyura (crabs, &c.), 69, 133.
Buckie, 93.
Barnacles, 98, 146.
Barnacle geese, 150.
Boring Acephaia, 251.
Bivalves, 122, 167, 282, 363.
Bearded rockling, 346.
Cilia, 35, 147, 214.
Coryne, 41.
Crabs, 67.
Cancer Pagurus (Edible crab), 67, 69, 128.
Carcinus mÆnas (Common Shore crab), 67, 78, 120, 127, 167, 239.
Common Whelk, 94.
Common Cockle, 84, 106, 239.
Cray fish, 128, 131.
Crangon vulgaris (Common Shrimp), 139.
Cestum veneris, 209.
Cydippe pileus, 210.
Cyanea capillata, 218.
Comatula rosacea, 275.
Crinoid Star fishes, 275.
Cross fish, 280.
Cushion stars, 285.
Cake Urchin, 300.
Chondrus crispus (Irish moss), 101, 123.
Cirri, 147.
Cetacea, 205.
Chiton, 226.
C. offinalis, 285.
Ciliograde acalephÆ, 209.
Common Sea cucumber, 305.
Doris, 223, 363.
Doris (Spawn of), 226.
Diminutive Sucker-fish, 350.
Decapoda (ten-footed crustacea), 69, 85, 115.
D. sanguinea, 78, 118, 368.
Dorsibranchiate annelidans, 155.
Devil's hand, 279.
Dulse, 310.
Exuviation of Crabs, &c., 85, 113, 120, 132.
Exuviation of Prawns, &c., 139.
Exuviation of Barnacles, 147.
Eolis, 223.
Eolis, (Spawn of) 228.
papillosa, 228.
Echinus, 291.
sphÆra, 297.
Entomology, 29.
Egg Urchin, 297.
Foraminifera, 24, 30.
Fan-amphitrite, 161, 163.
Fishes 329.
Five-fingers (Star-fish), 281.
Gulf stream, 206.
Girdle of Venus, 209.
Green-pea urchin, 299.
Gunnel-fish, 346.
Goby (one-spotted), 309, 348.
Goby (two-spotted), 348.
Gasterosteus aculeatus, 352.
Golden willow, 87.
Hyas araneus, 80.
Hermit crabs, 94, 105, 108, 130.
Hydra tuba, 213.
Hydra gelatinosa, 213.
Hyaline stylet, 239.
HolothuriadÆ, 303.
Infusoria, 33, 43, 227.
Iridea edulis, 74, 236.
Irish Moss, 101.
Jelly fish, 203.
Kerona silurus, 35.
Lepas anatifera (Ship barnacle), 148, 150.
Laminated nereis, 155.
Luidia fragillissima, 285.
Lepus marinus, 309.
Lettuce Ulva, 180, 364.
Limpet, 81, 98.
Lobster crabs, 94.
Lily stars, 271.
Lobster (The), 131, 290.
L. digitata (Oar weed), 277.
Lingthorn, 285.
Lump sucker, 347.
Maia squinado (Spider crab), 79, 80, 82, 167.
Mussel (Mytilus edulis), 82, 122, 167, 363.
MedusÆ, 203, 210, 216.
Modera formosa, 217.
Montague Sucker-fish, 349.
Marine AquariÆ, 357.
Macroura (as Lobsters), &c.
Nereis, 155, 158.
Nudibranchiate gasteropoda, 226.
Ostrea edulis (oyster), 81.
OphiurÆ, 277.
texturata, 277.
albida, 277.
Ophiocoma rosula, 279.
Paramecium caudatum, 35.
Portunus puber (Velvet crab), 68.
Porcellana longicornis (Minute Porcelain crab), 79.
Periwinkle, 95.
Pagurus bernardhus (Hermit crab), 96, 108, 146.
Pecten, 108, 370.
Prawn, Common (PalÆmon squilla), 137.
Phyllodoce laminosa, 155.
Purpura lapillus (Whelk), 103, 168.
Portuguese man-of-war, 212.
Pholas (crispata), 84, 153, 236, 245, 258, 365.
Pholas (dactylus), 260.
Pentacrinus EuropÆus, 275.
Psolus phantapus, 304.
Pike-fish, 339.
Pinnotheres pisum (Common Pea-crab), 82.
Pinna, 83.
Partane, The (Edible crab), 65, 124.
Pulmonigrade acalephÆ, 21l.
Physograde acalephÆ, 211.
Parthenogenesis, 218.
Rotifera, or Wheel-bearers, 36.
Rosy Feather star, 276.
Rosy Heart urchin, 300.
Rockling (Five-bearded), 347.
Razor-fish, 323.
Stickleback, 25, 108, 352.
Sertularia, 41.
Ship Barnacle, 145.
Sea-Mouse, 267.
Star fishes, 273.
Solaster papposa, 167, 284.
endeca, 284.
Sea Urchins, 289.
Silky Spined urchin, 299.
Sea Cucumbers, 303.
Sea Hares, 309.
SerpulÆ, 315.
SabellÆ,315, 319.
Solen siliqua, Razor-fish, 324.
Soldier crabs, 92.
Shrimps, 137.
SaxicavÆ, 248.
Sucker fishes, 348.
Shore crab, 65, 68, 72, 120, 235.
Swimming crab, 66.
Spider crab, 78.
Salex vitellina (golden willow), 87.
Silver Willie (T. zizziphanus), 191.
Terebella figulus (the potter), 191, 195.
littoralis, 197.
Trepang, 304.
Top-shell, 132.
Trochus, 146.
Tubiculous annelids, 162, 194.
Tanks, 355.
Uraster rubens, 167, 281.
Ulva latissima, 98, 180, 367, 368.
Univalves, 94.
Urchins (Sea), 298.
VorticellÆ, 35, 38.
Velvet Fiddler crab, 66, 74.
Whelk (Purpura lapillus), 168.
Zoothamnium spirale, 43.
Zooids, 219.
Zoophytes, 47, 49.
FOOTNOTES: