iv CONTENTS. 



Page 

 APPENDIX A. — Species examined, of which no Specimens are in 



POSSESSION OF the SMITHSONIAN INSTITUTION 145 



APPENDIX B. — Species desckibed by authors, but of which no 

 Specimens could be obtained 150 



APPENDIX C. — Species collected on the United States and 

 Mexican Boundary Survey by John H. Clark and Arthur 

 Schott, under Maj. Wm. H. Emory, and received too late for 

 insertion in their proper places 15G 



APPENDIX D. — Index of Sources from which the Specimens have 

 been received 162 



APPENDIX E. — Index of States and Territories from which 

 Specimens have been received 164 



Alphabetical Index 165 



1. Vernacular Names 165 



2. Systematic Names 167 



