Crustaceans:-- American Sand-Crab, 252 Balanus ovularis, and group of, 244 Barnacle, 101, 244 Calling-Crab of Ceylon, 251 Chelura tenebrans, 247 Diogenes Hermit-Crab, 254 Dromia vulgaris, 249 Jamaica Land-Crab, 250 King Crab, 246 Large-clawed Calling-Crab, 250 Limnoria lignorum, 247 Metamorphosis of Carcinus Mœnas, 258 Pea-Crab, 253 Phyllosoma, 258 Pinna Augustana, 253 Sandhopper, 246 Seyllarus equinoxialis, 248 square facets of, 247 Spotted Fin-Crab, 252 Spotted Mantis-Crab, 256 Stenopus hispidus, 261 Whale-Louse, 101 Crustaceans and Oysters, 256 Dental Apparatus of the Sea-Urchin, viewed from above, 339 Ear, Human, 196 Ear of the Perch, 196 Echinodermata:-- Cross-Fish, common, 334 Eatable Trepang, 340 Goniaster, 336 Lily-Encrinite, 330 Sand-Star, 332 Sea-Urchin, 337 Edible, 338 Mammillated, 338 Warted Euryale, 333 Eddystone Lighthouse, 84 Esquimaux in his Kayak, 120 Fingal's Cave, 47