TABLE OE CONTENTS. 
PAGE 
Hints on Removing and Preparing Skins of Mammals . 7 
Instructions for the Preservation of Birds .... 22 
How to Determine the Sex of a Bird.82 
Instructions for Collecting Reptiles, Batrachians, and BAshes 35 
Instructions for Collecting Insects.50 
How to Collect Diptera (Two-Winged Flies) . . . .64 
How to Collect Mosquitoes.81 
Other Blood-Sucking Arthropoda.92 
Instructions for Collecting Spiders, Centipedes (Arachnida, 
Myriopoda), and Peripatus. 99 
Methods of Collecting and Preserving Various Invertebrate 
Animals .104 
Hints for Collecting and Preserving Shells of Molluscs . 120 
Directions for Collecting and Preserving Plants . . . 123 
Suggestions as to Collecting and Preserving Fossils . . 133 
Notes on Collecting Minerals.139 
Index .142 
