Hi 



Xli* MONOGRAPHS OF NORTH AMERICAN RODBNTIA. 



Pages, 



MONOOKAPH VI.-CASTORID^. liy ./. A. Allen 427-454 



Title 427 



Table of Contents 429 



Family CastoridoB 431 



Bibliographical Appendix 454 



MONOGRAPH V1I.-ZAPODIDJB. By ElUott Coues 455-480 



Title : 465 



Letter of Transmittal 457 



Table of Contehts 459 



Family Zapodido) 461 



MONOGRAPH YlU.-$iACCOinVID^. By Elliott Coues. 481-542 



Title 481 



Letter of Transmittal 483 



Table of Contents 485 



Family SaccorayidaB 487 



MONOGRAPH lX.-HAPLODOWTIDiB. By Elliott Coues . 543-600 



Title 543 



Letter of Transmittal 645 



Table of Contents 547 



Family HaplodontidsB 549 



MONOGRAPH X.-GEOin¥ID^. By Elliott Coues 601-630 



Title 601 



Table of Contents 603 



Letter of Transmittal • 605 



Family Geomyidaa 607 



MONOGRAPH XI.-SCIURID.S:. By J. A. Allen 631-940 



Title 631 



Letter of Transmittal 633 



Table of Contents 636 



Family Bciaridse 637 



Extinct American Sciuridoe 929 



Appendix A.— Synoptical List op the Fossil Rodentia op 



North America. By J. ^. Allen 943-960 



Appendix B.~Material for a Bibliography of North 



American Mammals. By Theodore Gill and Elliott Coues. 951-1082 



Index to the Whole Volume • 108:j-1091 



