LIST OF ILLUSTKATIONS. "x 



PAGE 



SEA URCHIN 64 



MAMILLATED URCHIN STRIPPED OF ITS SPINES ... 66 

 MAMILLATED UKCHIN ........ 67 



SHELL OF SEA UKCHIN 69 



SECTION OF SEA UKCHIN 71 



SYNAPTA 77, 79 



UMBRELLA JELLY FISH 87, 88 



RHIZOSTOMA, OR. ROOT-MOUTHED 95 



RHIZOSTOMA 99 



PLAYA DIPHYES? . .112 



THE PHYSOPHORES ... .... 115 



SOME WONDERS OF THE SEA 123 



MUSHROOM MADREPORE .127 



PLANTAIN MADREPORE 131 



GOBLET CARYOPHYLLE 133 



A SECTION OF CORAL .... ... 139 



CORAL POLYPES 140 



SEA FAN .141 



ORGAN-PIPS CORAL 143, 144 



ANTS 152 



ANTS DRAGGING BEETLE . . . . . . . 156 



ANTS AND THEIR TlNY GllUBS 157 



OSMIA BURROWS 190 



MEGACHILE BURROW . . . . . . . .190 



ROSE-CUTTER BEES AND NKST . 192 



XYLOCOPA, OR CARPENTER BEE . . ... 194 



DRONE. QUEEN. WORK.EK 198 



CARDER BEES AT WORK .199 



HUMBLE BEES AND CELLS . . . . . . . 201 



CARDER BEES. EXTERIOR OF NEST 202 



CARDER BEES. INTERIOR OF NEST 203 



SECTION OF COMB . 205 



HIVE BEE. EDGE OF COMB WITH ROYAL CELL . . . 206 

 SWARM . . 208 



