Panopeus, 88. 
Parypha, 62. 
Pear-conch, 17. 
Pecten, 48. 
Pedicellina, 113. 
Pennaria, 60. 
Periwinkle, 24. 
Petricola, 37. 
Pholas, 39. 
Physalia, 66. 
Pinnotheres, 88. 
Pipe-fish, 124. 
Platyonichus, 85. 
Pleurobrachia, 67. 
Polyps, 58. 
Porcupine-fish, 126. 
Porpita, 66. 
Portuguese man-of-war, 66. 
Prawns, 93. 
Psolus, 79. 
Puffer, 125. 
Purple, 30. 
Purpura, 30. 
Pycnogonoids, 102. 
Quahog, 35. 
Rabbit-fish, 126. 
Ray, 120. ~* 
Razor-fish, 42. 
Rotalia, 118. 
Sagartia, 71. 
Sagitta, 110. 
Sand-clam, 36. 
Sand-dollar, 75. 
Sand-flea, 95. 
Saxicava, 42. 
Sealaria, 30. 
Scallop, 48. 
a 
INDEX, 
Sea-anemones, 68. 
Sea-bread, 115. 
Sea-cracker, 115. 
Sea-cucumbers, 78. 
Sea-eggs, 75. 
Sea-fir, 59. 
Sea-horse, 124. 
Sea-peach, 56. 
Sea-pear, 56. 
Sea-pork, 57. 
Sea-purses, 120. 
Sea-spider, 88, 102. 
Sea-urchins, 75. 
Selene, 124. 
Sepiola, 13. 
Serpula, 109. 
Sertularia, 59. 
Sesarme, 87. 
Sharks, 121. 
Ship-worm, 40. 
Shrimps, 93. 
Siphostoma, 124. 
Sipunculus, 110. 
Skate, 120. 
Slipper-limpet, 30. 
Solecurtus, 44. 
Solen, 42. 
Spirorbis, 110. 
Spirula, 14. 
Sponges, 114. 
Squid, 9. 
Squill, 97. 
Squirts, 55. 
Star-fishes, 73. 
Stenosoma, 97. 
Strongylocentrotus, 77. 
Suberites, 115. 
Surf-clam, 34. 
Swell-toad, 125. 
Synapta, 78. 
129 
