TABLE OF CONTENTS. 



PAGE 



GENERAL ARRANGEMENT OF THE GALLERY 1 



STRUCTURE AND CLASSIFICATION OF INSECTS ..... 4 



ORDER APTERA (Springtails, Fish Insects) . . . . . .12 



,, ORTHOPTERA .......... 15 



Hemimeridse 15 



Forficulidse (Earwigs) 16 



Phasmidse (Stick- and Leaf-Insects) 18 



Mantidse (Mantids) 19 



Blattidae (Cockroaches) 20 



Gryllidse (Crickets) 22 



Phasgonuridse (Long-horned Locusts) . . " ! .23 



Locustidse (Locusts, Grasshoppers) 25 



,, NEUROPTERA ......... 27 



Isoptera (White-ants) . 27 



Corrodentia (Bark- and Paper-Mites) 31 



Plecoptera (Stone-flies) 31 



Sialida (Alder-flies) 32 



Planipennia (Lacewings, Ant-Lions) . . . . .32 



Agnatha (May-flies) 36 



Odonata (Dragonflies) 38 



,, TRICHOPTERA. (Caddis-flies) 40 - 



,, MALLOPHAGA (Bird lice) 41 



,, LEPIDOPTERA (Moths, Butterflies) 42 



,, HYMENOPTERA (Wasps, Bees) ....... 45 



,, DIPTERA (Flies, Fleas) 53 



., COLEOPTERA (Beetles) ........ 58 



,, EHYNCHOTA (Bugs, Cicadas, Froth-flies) 63 



