TABLE OF CONTENTS. IX 



Wherry, Edgar T. Notes on Alunite, Psilomelanite, and pago. 

 Titanite. No. 2145. October 16, 1916 ^ 81-88 



Two new fossil plants from the Triassic of Pennsyl- 

 vania. No. 2154. November 24, 1916 ^ 327-329 



New genus: Brunswickia. 



New Bpecies: Palissya longifolia, Brunswickia dubia. 



Williams, Henry Shaler. New brachiopods of the genus 

 Spirifer from the Silurian of Maine. No. 2144. Decem- 

 ber 16, 1916^ 73-80 



1 Date of publication. 



