Bui 23, Porto Rico Agr. Expt. Station. 



PLATE II. 



ANATOMICAL STRUCTURE OF CHANQA. 



A, Left foreleg, first instar; B, same, second instar; C, same, eighth instar; all enlarged 

 about eleven times. D, Abdominal segments of male; E, same of female; both 

 enlarged about three times. 



