6 CONTENTS. 



IV. A Series of Mr. Bollman's Posthumous Papers ou Myriapoda: 



1. A Catalogue of the Known Mytiapoda of North America, North of 



Mexico 117 



2. Some New Species of North American Myriapods 131 



3. Notes on the Synonymy of the Myriapoda 1 36 



4. Notes upon the Species of Myriapoda described by Thomas Say 144 



5. Notes upon the North American Myriapods described by C. L. Koch. 150 



6. Classification of the Myriapoda 153 



7. Classification of the Syngnatha 163 



8. Synopsis of the Scolopemlridte of North America 168 



9. A List of the Myriapoda of Minnesota 181 



10. Notes on the Polyzouiidie 18y 



11. Notes upon a Collection of Myriapods belonging to the United States 



National Museum 190 



V. Omissions and Corrections 201 



VI. An Index of Scientific Names. . 205 



