class="tdr">133

47. Eryon propinquus, One of the Fossil Eryonidea, from the Jurassic Rocks of Solenhofen 135 48. Conchœcia curta, an Ostracod of the Plankton. × 40 144 49. Mimonectes loveni. A Female Specimen seen from the Side and from Below, showing the Distended-balloon-like Form of the Anterior Part of the Body. × 3 145 50. The Zoëa Larva of a Species of Sergestes, taken by the "Challenger" Expedition. × 25 146 51. The Nauplius Larva of a Species of Barnacle of the Family Lepadidæ, showing greatly-developed Spines. From a Specimen taken in the Atlantic Ocean, near Madeira. × 11 147 52. Calocalanus pavo, One of the Free-swimming Copepoda of the Plankton. Enlarged 148 53. Copilia quadrata (Female), a Copepod of the Family Corycæidæ, showing the Pair of Large "Telescopic" Eyes. × 20 153 54. Phronima colletti, Male. From a Specimen taken in Deep Water near the Canary Islands. × 12 154 55. The Brine Shrimp (Artemia salina) 164 56. Chydorus sphæricus, a Common Species of Water-flea. × 50 166 57. A Water-flea (Daphnia pulex), Female, with Ephippium containing Two "Resting Eggs." × 20 167 58. Bythotrephes longimanus, Female, with Embryos in the Brood-sac. × 12 169 59. Diaptomus cœruleus, Female. × 25 171 60. Asellus aquaticus, Female. × 4 173 61. Map showing the Distribution of Crayfishes 175 62. A Well Shrimp (Niphargus aquilex). × 7. 185 63. The Sea-slater (Ligia oceanica). About Twice Natural Size 200 64. Structure of the Breathing Organs of Porcellio scaber 202 65. Armadillidium vulgare. × 2½ 203 66. Two Branches of a Coral (Seriatopora) showing "Galls" inhabited by the Crab Hapalocarcinus marsupialis. On the Right the Female Crab, extracted from the Gall and further enlarged 211 67. Hyperia galba, Female. Enlarged 213 68. A, The Crab Melia tessellata clinging to a Branch of Coral, and carrying in Each Claw a Living Sea-anemone; B, One of the Claws Further Enlarged to show the Way in which the Anemone is held 216 69. The Common Pea Crab (Pinnotheres pisum), Female. Natural Size