SB 

 818 

 C578 

 ENT 



Circular No. 14, Second Series (Revision of no. 6) 



United States Department of Aoncnlture, 



DIVISION OF ENTOMOLOGY. 



THE 3IEXKA> t()TTO> BOLL WKEVIL. 



(A)ithonomHs f/r(nidis Boh.) 

 SCOPE OF THE CIRCULAR. 



Circular No. (1 was published in April, 1895, and contained a brief 

 report of the observations made up to that time, and the eonckisions 

 based on those observations, concerning the Mexican cotton-boll weevil, 



an insect of Central ___,„,. 



American origin ■ _ 



which, during 1894, 

 attracted considera- 

 ble attention in the 

 cotton fields of south 

 Texas. The investi- 

 gation was continued 

 during the summer, 

 fall, and early winter 

 of 1895, especiall}' by 

 Mr. >Schwarz, who 

 visited Texas in May 

 and June and again 

 from October to De- 

 cember, and by Mr. 

 Townsend, who was 

 stationed in the State 

 (luring the greater part of the summer. 

 December, and in company with Mr. Schwarz carefully studied the 

 condition of affairs at that season and talked with many prominent 

 cotton growers. The object of the present circular is to lay before cot- 

 ton planters the results of this supi)lenientary investigation. In order 

 to make it complete in itself, such facts as are needed are repeated from 

 Circular No. H. 



Fill. l.—Antho7ioiiiiix omiidis 



a. adult lieetlc 

 enlarged. 



I), inip 



Tile writer went to Texas in 



GENERAL AIM'KARANCE AND .METllOl) OK WOUK. 



This insect is a small, grayish weevil, of tlie shape and general 

 appearance shown in fig. 1, a, and measuring a little- less than a quar- 

 ter of an inch in length. It is found in the cotton fields throughout 

 the season, puncturing and laying its eggs in the squares and bolls. 

 The larva\ of the shape and appearance shown at fig. 1, c, and meusur- 



