Proceedings of the Academy. 197 



3. Suo-o-estions as to a Basis for the Gradation of the Verte- 

 brata. By Prof. T. C. Chamberlin, of the State Normal School, 

 Whitewater. 



[Published iu the Transactions, p. 138. ] 



5. Facts relating to the Local Geology of the Whitewater 

 Region. By Prof. T. C. Chamberlin, State Normal School, 

 Whitewater. 



This paper consisted of remarks upon the Galena formation, to which the bed-rock at 

 Whitewater belongs, iii)on the chemical and physical characteristics of the rock, and 

 upon the paleontology of the region, including remarks upon the following fossil genera: 

 Eeceptacnlites chaetetes, Lingula, Rhynchonella, Orthis, Stropbomena Murchisonia, 

 Plenrotomaria, Orthoceras, and upon the questionable evidences of plants. The drift 

 phenomena of the region were made the subject of special description and explanation. 

 The peculiarities of its composition and the variety of formation, includin"; beds of clay, 

 of sand, of assorted sravel, of rounded boulders, of rounded and angular boulders, min- 

 gled and unclassifled forms, the striking features of the surface arrangement and the gla- 

 cial strips were particularly noticed. 



6. On the Rocks and Mines of the Upper Wisconsin River. 

 By J. G. Knapp. 



7. On the seventeen-year Cicada, its Geographical Distribu- 

 tion and Time of Appearance in this State. By Prof. T. C. 

 Chamberlin. 



The Academy adjourned sine die. 



SIXTH MEETING OF THE ACADEMY. 



The sixth meeting of tne Academy was held at the City Hall, 

 Milwaukee, on the 26th of September, 1871. Owing to the pres- 

 ence of the State Fair in Milwavikee at the same date, and the 

 engagements of many members in connection therewith, the 

 attendance upon the first session was small. President Hoyt in 

 the chair. 



The General Secretary being absent in Florida, on motion. 

 Dr. M. Barrett was chosen Secretary ^:)ro te^n. 



Bishop W. E. Armitage moved that the Academy adjourn, 

 subject to the call of the General Council; which motion was 

 carried. 



SECOND ANNUAL MEETING. 



The Second Annual Meeting of the Academy was convened 

 at the State Agricultviral Rooms on the 13th of February, 1872, 

 at 5 o'clock P. M., a large number of members being present. 



President Hoyt, on assuming the Chair, made some state- 

 ments concerning the work of the Academy during the year, 

 and said that. 



Inasmuch as many members of the Legislature and other citizens would be pleased to 

 attend a general session, he had asked, and, by courtesy of the Assembly, had procured 

 the use ol' their hall lor the first evening session. 



Adjourned to meet in the Assembly Chamber at 7^ o'clock 

 P. M. 



N. 



