

CONTENTS. 



PAGE 



I. — Catalogue of the described South American Species of Calyptrate 



Muscidae. By C. H. Tyler Townsend 1 



II. — An Enumeration of the Plants Collected by Dr. Thomas Morong in 

 Paraguay, 1888-1890. By Thomas Morong and N. L. Britton, 

 with the assistance of Miss Anna Murray Vail .... 45 



i 74p 



