Entomological methods. Examination of specimens. Insect structure. The head. The thorax. The abdomen. Internal structure. The immature stages. Insect development. The eggs of insects. Types of larvae. Types of pupae. The orders of insects. Insect classification. Apterygota. Pterygota. Exopterygota. Endopterygota. Experimental insect behaviour. Reactions to temperature. Reactions to contact stimuli. Reactions to light. Interaction between environmental physical factors.62 is a diagrammatic representation of the internal structure of an insect, showing how these organ systems are related to one another. 7.1 The alimentary system The alimentary canal and its associated organs form the alimentary system. The alimentary canal ... The heart is divided into chambers, which may be as many as thirteen, as in cockroaches, or only three, as in the housefly. 7.3 The respiratoryanbsp;...
|Title||:||A Laboratory Manual of Entomology|