. Beginners' Zoology . Fig. 139. — May-f ly. What order (see table) ? Exercise in the Use of the Table or Key-Write the name of the order after each of the fol-lowing names of insects : — Wasp (Fig. 122)Weevil (Fig. 163)Squash bug ( Fig. 184)Ant-lion (Fig. 170)Dragon-fly (Fig. 177)Iciineumon-fly (Fig. 159) House-fly (Fig. 172)Flea (Fig. 173)Silver scale or earwig (Fig. 140)Codling moth (Fig. 141)Botfly (Fig. 138). Fig. 140. —SilverScale. (Order?) Moths and Butterflies. — Order .? Why. (p. 82)} The presence of scales on the wings is a never-faiUngtest of a moth or a butterfly. The wings do not
. Beginners' Zoology . Fig. 139. — May-f ly. What order (see table) ? Exercise in the Use of the Table or Key-Write the name of the order after each of the fol-lowing names of insects : — Wasp (Fig. 122)Weevil (Fig. 163)Squash bug ( Fig. 184)Ant-lion (Fig. 170)Dragon-fly (Fig. 177)Iciineumon-fly (Fig. 159) House-fly (Fig. 172)Flea (Fig. 173)Silver scale or earwig (Fig. 140)Codling moth (Fig. 141)Botfly (Fig. 138). Fig. 140. —SilverScale. (Order?) Moths and Butterflies. — Order .? Why. (p. 82)} The presence of scales on the wings is a never-faiUngtest of a moth or a butterfly. The wings do not fold at are so large and the legs so weak and delicatethat the butterfly keeps its balance with difficulty whenwalking in the wind. The maxillae are developed to form the long suckingproboscis. How do they fit together to form a (See Fig. 147.) The proboscis varies from a fraction of aninch in the miller to five inches in some tropical moths,which use it to extract nectar from long tubular not in use, it is held coiled like a watch spring underthe heaa (Fig. 148). The upper lip (labrum), under lip(labium), and lip fingers (labial palpi) are very small, andthe mandibles small or wanting (Fig. 146). The metamorphosis is complete, the contrast betweenthe caterpillar or larva of the moth and the butterfly andthe adult form being very great. The caterpillar has thethree pairs of
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