63 



Table of Contents. 



Page 



Dedication 3 



On Collecting- and Preserving- for the Cabinet 5 



The Species of North American Hawk Moths 15 



Classification 22 



Family Paleohesperidae 22, 55 



Deilonche (new genus) 30 



Calasymbolus g-eminatus var. tripartitus 36 



Atreus (new genus) 41 



List of Species and genera 48 



List of food plants 50 



L'Envoi . . 53 



