LIST OF ILLUSTRATIONS 



PLATES 



Undesceibed crane flies from the Holarctic region in the 

 United States National Museum 



By Charles P. Alexander 



Facing page 

 1. Wings and other parts of crane flies 18 



New species of mollusks of the genus Corbicula from 

 Uruguay and Brazil 



By WilUam B. MarshaU 



1 . New fresh-water shells from Uruguay and Brazil 8 



Heretofore undescribed meteoric irons from (1) Bolivia, 

 South America, (2) Western Arkansas, and (3) Seneca 

 Township, Michigan 



By George P. Merrill 



1. Bolivian meteoric iron 4 



2. Meteoric iron from Seneca Township, Michigan. Etched sUce of 



Bolivian meteoric iron 4 



A bibliography of the conodonts with descriptions of early 



MiSSISSIPPIAN SPECIES 



By Grace B. Holmes 



1-8. Illustrations of conodonts 38 



9-11. Early Mississippian conodonts 38 



Insects of the subclass Apterygota from Central America 

 and the West Indies 



By J. W. Folsom 



1-8. Central American and West Indian Apterygota 16 



New parasitic Hymenoptera of the subfamily Anteoninae 

 FROM THE Americas 



By F. A. Fenton 



1. Chela of new species of Anteoninae 16 



2. Antenna of new species of Anteoninae 16 



IX 



