Circular No. 160. 



Issued October 5, 1912. 



United States Department of Agriculture, 



BUREAU OF ENTOMOLOGY. 

 L. O. HOWARD, Entomologist and Chief of Bureau. 



THE MEDITERRANEAN FRUIT-FLY. 



{CcratUis capitata Wiedemnun.) 



By A. L. QUAINTANCE, 



1)1 Charge of Deciduous Fruit Insect Investigations. 



INTRODUCTION. 



The recent establishment in Hawaii of the Mediterranean fruit- 

 fly (fig. 1) and the quarantine restrictions against Hawaiian fruit 

 imposed by the State of California have aroused considerable inter- 



FiG. 1. — The Meditorranoan fruit-fly (Ceratitis capitata) : a. Adult fly; h, head of same 

 from front; r, spntula-like hair from face of male; d, antenna; e, larva; /, anal seg- 

 ment of same ; g, head of same, a and e, enlarged ; b, g, f, greatly enlarged ; c, d, still 

 more greatly enlarged. (From Howard.) 



est in this veiy destructive insect, and there have been frequent re- 

 (juests for information concerning it. To meet this demand for 

 information the present paper has been prepared and largely com- 



1 



