ILLUSTRATIONS AND THEIR SOURCES 305 



Figure Page 



46. Frogbit. Drawn by Henry P. Schwing 57 



47. Water Lettuce. Drawn by Henry P. Schwing 58 



48. Water Fern. Drawn by Henry P. Schwing 59 



49. Water Chestnut. Drawn by Henry P. Schwing 59 



50. Water Hyacinth. Photograph by the Author 61 



51. Water Snowflake. Photograph by the Author 62 



52. Water Lily. Courtesy of Henry A. Dreer Company 63 



53. Lotus. Courtesy of Henry A. Dreer Company 64 



54. Aquatic Cutworm. Drawn from Life by Henry P. Schwing 66 



55. Daphnia 73 



56. Mosquito Larva. After Howard 73 



57. Cyclops 73 



58. Cypris 73 



59. Carrying Case and Live-Food Trays 75 



60. Bloodworm. Drawn from Life by Helen Winchester 78 



61. Tubifex Worms. Drawn from Life by Helen Winchester 78 



62-64. Rotifers. Drawn from Life by Dr. F. J. Myers 79 



65. Freshwater Shrimp. Drawn from Life by Helen Winchester 79 



66. White Worm Feeder. Drawn by Wm. L. Bockius 80 



67. Daphnia. Photo-micrograph by Chauncey Juday 81 



68. Breeding Establishment. Photograph by George Seip 82 



69. Fish With Fungus. Drawn from Life by Franklin Barrett 86 



70. Fish Louse. Drawn from Life by Helen Winchester 92 



71. Water Tiger. Drawn from Life by Helen Winchester 96 



72. Spearmouth. Drawn from Life by Helen Winchester 97 



73. Dragon Fly. Drawn from Life by Helen Winchester 97 



74. Dragon Fly Larva. Drawn from Life by Helen Winchester 97 



75. Diving Beetle. Drawn from Life by Helen Winchester 98 



76. Water Scavenger Beetle. Drawn from Life by Helen Winchester 98 



77. Water Strider. Drawn from Life by Helen Winchester 99 



78 and 79. Giant Water Bugs. Drawn from Life by Helen Winchester 99 



80. Water Scorpion. Drawn from Life by Helen Winchester 100 



81 and 82. Whirligig Beetle. Drawn from Life by Helen Winchester 100 



83. Water Boatman. Drawn from Life by Helen Winchester 100 



84. Water Mite. Drawn from Life by Helen Winchester 101 



85. Hydra. Drawn from Life by Evelyn B. Innes 101 



86. Cut in Angle Brass. Drawn by John A. Bauer 105 



87. Aquarium Frame and Wooden Form. Drawn by John A. Bauer 105 



88. Wooden Tank. Drawn by John A. Bauer 110 



89. Concrete Aquarium (In Colors). Photograph by the Author Ill 



90. Seining for Black-Banded Sunfishes. Photograph by the Author 112 



91. Simple Concrete Pool, Drawn by Lewis M. Dorsey, Jr 114 



92. Strong Concrete Pool, Drawn by Lewis M. Dorsey, Jr 115 



93. Straight-side Raised Concrete Pool. Photograph by the Author 117 



94. Straight-side Raised Concrete Pool in Use. Photograph by the Author 117 



95. Concrete Pool and Bog. Photograph by the Author 118 



96. Fish Nets. Drawn by Andrew Koler 119 



97. Razor-Blade Scraper. Drawn by Andrew Koler 120 



98. Aquarium Forceps. Drawn by John A. Bauer 120 



99. Planting Stick. Drawn by John A. Bauer 121 



100. Aquarium Scissors. Drawn by John A. Bauer 121 



101. Funnel Trap for Live-Bearers. Drawn by John A. Bauer 122 



102. Aquarium Trap for Live Bearers. Drawn by John A. Bauer 122 



103. Glass Breeding-Cage. Drawn by Wm. L. Bockius 123 



104. Mat of Glass Bars. Drawn by Wm. L. Bockius 124 



105. Spawning Net. Drawn by John A. Bauer 124 



106. Water Circulation Apparatus. Drawn by the Author 125 



107. Fish Carrying Case. Drawn by John A. Bauer 127 



108. Glass Feeding Ring. Drawn by John A. Bauer 127 



109. Fourteen Figures of Microscopic Life in Water. Drawn by Dr. F. J. Myers. . 129 



