25 1893 



J~f SjJ-f-Q PEOCEEDINGS 



OF THE 



AMERICAN PHILOSOPHICAL SOCIETY 



HELD AT PHILADELPHIA FOR PROMOTING USEFUL KNOWLEDGE. 



Vol. XXXI. Januaky, February, March, 1893. No. 140. 



TABLE OF CONTENTS. page 



Annual Meeting, January 6, 1S93 1 



Stated Meeting, January 6, 1893 1 



Stated Meeting, January 20, 1893 5 



Stated Meeting, February 3, 1893 9 



Stated Meeting, February 17, 1893 14 



Description of the Original Manuscript Journals and Field Note- 

 books of Lewis and Clark, on which was based Biddle's History of 

 the Expedition of 1804-6, and which are now in the possession of 

 the American Philosophical Society, in Philadelphia. By Dr. El- 

 liott Cones 17 



Vocabulary of the Kwakiutl Language, By Dr. Franz Boas 34 



The Life History of Certain Moths of the Family Cochliopodidse, with 

 Notes on their Spines and Tubercles (with four plates). By Dr. 



A. S. Packard 83 



The Thyrsos of Dionysos and the Palm Inflorescence of the Winged 



Figures of Assyrian Monuments. By Dr. Charles S. Dolley 109 



Observations on the Psoas Parvus and Pyramidalis. A Study of 



Variation. By Thomas Dwight, M. D., LL.D 117 



On a New Method of Determining the General Perturbations of the 



Minor Planets. By W. F. McE. Bitter 124 



Stated Meeting, March 3, 1893 128 



Stated Meeting, March 17, 1893 130 



It is requested that the receipt of this number be acknowledged. 



B^" In order to secure prompt attention it is requested that all corre- 

 spondence be addressed simply " To the Secretaries of the American - 

 Philosophical Society. 104 S. Fifth St., Philadelphia." 



Published for the Society 



BY 

 MaCCALLA & COMPANY, 

 NOS. 237-9 DOCK STREET, PHILADELPHIA. 



