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THE 



MYRIAPODA OF NORTH AMERICA 



BY 



HORATIO C. WOOD, Jr., M.D., 



PROFESSOR OF BOTANY, AUXILIARY MEDICAL FACULTY OF UNIVERSITY OF PENNSYLVANIA ; 

 RECORDING SECRETARY OF ACADEMY NATURAL SCIENCES; FELLOW OF COLLEGE OF PHYSICIANS OF PHII.A 

 DELPHIA; LATE RESIDENT PHYSICIAN PENNSYLVANIA HOSPITAL; MEMBER 

 OF THE PATHOLOGICAL SOCIETY OF PHILADELPHIA. 



(Sxtnutnt Ux tit? Author 



FROM THE TRANSACTIONS OF THE AMERICAN PHILOSOPHICAL SOCIETY. 



PHILADELPHIA: 

 SHERMAN & CO., PRINTERS. 



18 65. 



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