Page:Insects - Their Ways and Means of Living.djvu/21

66. Head and mouth parts of a grasshopper
67. Internal organs of a grasshopper
68. Alimentary canal of a grasshopper
69. Heart of an insect
70. Respiratory system of a caterpillar
71. The brain of a grasshopper
72. Nervous system of a grasshopper
73. Reproductive organs of an insect
74. Ovipositor of a katydid
75. Termites
76. Termite work in a piece of wood
77. Worker and soldier castes and young of a termite
78. Heads of termite soldiers
79. Winged caste of a termite
80. Short-winged reproductive caste of a termite
81. A wingless termite queen
82. Termite king and queen
83. Wing of an ordinary termite
84. Wings of a Mastotermes
85. Section of an underground termite nest
86. Four types of termite nests
87. Large termite nest
88. Group of aphids feeding
89. How an aphis feeds
90. Section of the beak of an aphis
91. Aphis eggs
92. Aphis eggs just before hatching
93. Young aphis emerging from the egg
94. Young aphids on apple buds
95. Young of three species of apple aphids
96. Apple leaves infested by green apple aphis
97. The green apple aphis
98. The rosy apple aphis on apple
99. The rosy apple aphis on plantain
100. Maie and female of the rosy apple aphis
101. Some common aphids of the garden
102. A ladybird beetle
103. The aphis-lion
104. The golden-eye, Chrysopa
105. Larva of a syrphus fly feeding on aphids
106. Adult syrphus flies
107. A parasitized aphis
108. An aphis parasite, Aphidius
109. A female Aphidius inserting an egg in a living aphis
110. Parasitized aphids on parasite cocoons
111. A parasitized lady-beetle larva
112. A common cicada