Chapter I: Front Matter

AN ELEMENTARY
STUDY OF
INSECTS

_By_

LEONARD HASEMAN

_Professor of Entomology in the University of Missouri_

Columbia, Missouri
MISSOURI BOOK COMPANY
1923

CONTENTS.

INTRODUCTION

CHAPTER I INSECTS:
(1) What they are.
(2) Their principal characteristics.
(3) Their methods of developing.
(4) The principal orders.
(5) Their habits.
(6) Their role in agriculture.

CHAPTER II COLLECTING INSECTS:
(1) Directions for collecting.
(2) Pinning and preserving a collection.
(3) Rearing and observing them while alive.

CHAPTER III THE GRASSHOPPER:
(1) Brief discussion of the grasshopper.
(2) Field studies.
(3) Breeding cage observations.
(4) Study of specimen.

CHAPTER IV THE HOUSE FLY OR TYPHOID FLY:
(1) Discussion of the life cycle of the fly, its habits, danger
from it and how it can be stamped out.
(2) Study of the fly and its work.

CHAPTER V THE MOSQUITO:
(1) Brief discussion of the life habits and stages of the mosquito.
(2) Observations and study.

CHAPTER VI THE CABBAGE MILLER:
(1) Brief discussion of the caterpillar, the chrysalis, the
butterfly, and its work.
(2) Observations and study.
(3) Breeding work.

CHAPTER VII THE APPLE WORM:
(1) Brief discussion of the different stages of the pest, its work
and remedies for its control.
(2) Observations and breeding work.

CHAPTER VIII THE TOMATO OR TOBACCO WORM:
(1) Brief discussion of stages, work and habits.
(2) Study and observation.

CHAPTER IX THE FIREFLY:
(1) Brief discussion of the insect.
(2) Observations and studies.

CHAPTER X THE WHITE GRUB OR JUNE-BUG:
(1) Discussion of the insect as a pest and its habits and stages.
(2) Observations and studies.

CHAPTER XI THE COLORADO POTATO BEETLE:
(1) Brief discussion of the pest.
(2) Observations and studies.

CHAPTER XII THE LADY-BEETLE:
(1) Brief discussion of habits and appearance of the lady-beetles,
and their value as friends.
(2) Observations and studies.

CHAPTER XIII THE DRAGON-FLY:
(1) Discussion of life and habits of insect.
(2) Observations and field studies.

CHAPTER XIV THE SQUASH BUG:
(1) Discussion of habits, injury and control of pest.
(2) Observations and field studies.

CHAPTER XV THE PLANT-LOUSE:
(1) Discussion of habits, injury and control of pest.
(2) Observations and field studies.

CHAPTER XVI THE HONEY BEE:
(1) Discussion of the honey bee as to habits in its home and
outdoors, its value to man and the colony as a village.
(2) Observations and studies.

CHAPTER XVII THE ANT:
(1) Discussion of ant life and behavior, the colony as a unit, its
work and remarkable instincts.
(2) Studies and observations.