118 



the Order of Coleoptera. — Preface, p. vii-ix. Systematic Index, p. xi-xv. 

 Synopsis of the Tribes of the Coleoptera, p. xvi-xviii. Insects in genera! 

 [classification; internal anatomy; sounds; sexes; external anatomy; direc- 

 tions for capturing and preserving insects; instinct; economic relations; 

 food; treatment of injurious insects; orismology; nomenclature; division 

 into orders], p. 1-25, fig. 1-2. Order of Coleoptera [characters ; external 

 structure; larva? and pupse; connection of structure and habits; classifica- 

 tory divisions and subdivisions as far as the discrimination of the larger 

 or more important genera], p. 26-185, fig. 3-94. Catalogue of the prin- 

 cipal Authors who have written upon the Coleoptera, with special reference 

 to the describers of N. American species, or of their Natural History, and 

 with the ordinary abbreviations of their names prefixed [with biographical 

 notes], p. 186-190. Glossary, p. 191-194. Index of Families, Sub-families 

 and Genera, p. 195-199. 



* 309. A. S. Packard, Jr. Half-Hour Recreations in 

 Natural History. — Division First. — Half-Hours with Insects. 

 Twelve Parts. — Parts 1-8 [each 32 pg.]. Boston, Estes & 

 Lauriat [1874-1875]. 8vo. p. 1-256, with 195 figures and 

 a colored lithographic plate. 



1. Insects of the Garden, p. 1-64, fig. 1—53, plate. 



Destructiveness, dimorphism, metamorphoses, structure, habits and mu- 

 tual relations of insects; importance of economic entomology; account of 

 some prominent garden insects; their enemies, their relatives, or means 

 against them. 



3. Relations of Insects to Man. p. 65-96, fig. 54-70. 

 Unity of creation; account of some human parasites, some stinging, some 



poisonous and some useful insects and arachnids; production of wax and 

 honey. 



4. Insects of the Plant House, p. 97-119, fig. 71-86. 

 Inducements to microscopic study; functions of antennae; secretions, 



propagation and embryonic growth of Aphides; metamorphoses, depreda- 

 tions and useful products of Coccidae; means against hot-house pests. 



5. Edible Insects, p. 120-128, fig. 87-90. 



Locusts, larva? and other insects good for food or medicine. 



6. Insects of the Pond and Stream, p. 129-160, fig. 91- 

 126. 



The struggle for existence; ancestry, vital adaptations, respiration and 

 locomotion of aquatic insects. 



7. The Population of an Apple Tree. p. 161-192, fig. 

 127-141. 



Habits, depredations and enemies of some insects found in or upon apple- 

 trees ; means against them. 



