CONTENTS/ 



Pago. 



Catalogue of recently described Ooccidae ,/. G. Sanders. . 1 



Subfamily Monophlebinae 2 



Subfamily Margarodinse 2 



Subfamily Ortheziinae 2 



Subfamily Conchaspinse 3 



Subfamily Dactylopiinse 3 



Subfamily Tachardiinae G 



Subfamily Coccinse G 



Subfamily Diaspinae 10 



Habits and life histories of some flies of the family Tabanidas . . James S. Hine. . 19 



The black-striped horsefly ( Tabanus lasiopJdhalmus Macciuart) 19 



The autumn horsefly ( Tabanus sulcifrons Macquart) 22 



The black-and-white liorsefly ( Tabanus stygius Say) 28 



The river horsefly ( Tabanus vivax Osten Sacken) 32 



The black horsefly ( Tabanus atratus Fabricius) 34 



The marsh ear fly ( Chrysops moerens Walker) 3G 



A contribution to our knowledge of the Thysanoj^tera of California, Dudley 



Moulton 39 



Introduction 39 



Classification of California Thysanoptera 42 



Key to the suborders and families 42 



Key to the genera 42 



Key to the species 43 



Family ^Eolothripidae 45 



Family Thripidae 49 



Family Phloeothripidae 60 



List of California Thysanoptera and their food plants G7 



New genera and species of Aphelininae, with a revised table of genera, L. 0. 



Howard 69 



Introduction 69 



Subfamily Aphelininae. Table of tribes 71 



Tribe I. Aphelinini. Table of genera 71 



Trilie II. Pteroptricini. Table of genera 72 



Genus Marlattiella 73 



Genus Mesidia 73 



Genus Azotus 74 



Genus Encarsia 76 



Genus Prospalta 79 



Genus Coccopkagus 80 



Genus Cales 82 



Genus Casca 83 



Genus Bardylis 84 



Genus Artas 85 



Genus Perissopterus 86 



1 The nine papers constituting this bulletin were issued in separate form on Jiane 5, 1906; Aug. 29, 1906; 

 Apr. 0, 1907; July 12, 1907; Oct. 21, 1907; Sept. 18, 1908; Feb. 11, 1909; Feb. 20, 1909, and Sept. 1, 1909. 



V 



