11 
LIST OF PAPERS 
On Orthoptera from the Vicinity of Rio cle Janeiro, 
Brazil . . . ■ ■ 335 
(Issued September 24, 1917.) 
Smith (Lucy Wright) 
Studies of North American Plecoptera (Pteronarcinae 
and Perlodini) ...... 433 
(Issued December 28, 1917.) 
ViERECK (Henry L.) 
New Species of North American Bees of the Genus 
Andrena contained in the Collection of the Acad- 
emy of Natural Sciences of Philadelphia . 365 
(Issued November 14, 1917.) 
Williamson (E. B.) 
The Genus Neoneura (Odonata) . . . . 211 
(Issued June 21, 1917.) 
