Elementary entomology (1912) Elementary entomology elementaryentom00sand Year: 1912 92 ELEMENTARY ENTOMOLOGY The aphis-lions {Chrysopidac) are among the most important enemies of the noxious plant-Uce. The larvae are small, dark-colored, spindle-shaped insects, from one fourth to one third of an inch long, with large, pincer- like jaws, much longer than the head, with which they grasp the aphides. On the inside of each mandible is a deep groove, against which the max- illa fits, thus forming a tube through which the juices of the (Photograph by Weed) ^^^^^ ^^^ SUCked iutO the mOUth. When full
Elementary entomology (1912) Elementary entomology elementaryentom00sand Year: 1912 92 ELEMENTARY ENTOMOLOGY The aphis-lions {Chrysopidac) are among the most important enemies of the noxious plant-Uce. The larvae are small, dark-colored, spindle-shaped insects, from one fourth to one third of an inch long, with large, pincer- like jaws, much longer than the head, with which they grasp the aphides. On the inside of each mandible is a deep groove, against which the max- illa fits, thus forming a tube through which the juices of the (Photograph by Weed) ^^^^^ ^^^ SUCked iutO the mOUth. When full grown, the larva spins a small, globular cocoon of pure white silk, in which it pupates. Frequently the old cocoons will be found with a small, circular lid which the adult has opened Fig. ii6. A Myrmeleonid, the adult of the ant-lion
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