73] 



aa 



LEPIDOPTEROUS LARVAE— FRACKER 



ec Adf rentals extending two thirds and front about one half the 



' distance to the vertical triangle. Psmdogallerm 



Segment 9 with alpha as distant from rho as from beta (as m JJig. 



38) and with nm, kappa, and eta present on one pmaculum (as in 



b. pf group consisting of only two setae on abdominal segment 7 and 



often only one on segment 8. cer ™ 



bb. Pi group trisetose on abdominal segment 7 and bisetose on seg- 



c Middle seta of trisetose Kappa group on prothorax dorsad of the 



' other two. t , . E P«°Z 



cc. Middle seta of Kappa group on prothorax ventrad of or in line 



with the other two. 



d. Middle seta of Kappa group on prothorax at least three times 



as far from caudal as from cephalic seta. 



e Mesothorax and metathorax with Pi group bisetose (as in 



Pig 50). Archips (a) 



ee. Mesothorax and metathorax with Pi group unisetose 



(Fig. 40) 



f Second ocellus much farther from first than from third. 



(Fie 80) Platynota 



^^■ ov> - Archips (b) 



ff. Second ocellus as close to first as to third (Fig. 71). 



Ancylis 



Oleihreutes 



Tortrix 



Episimus 



Cenopis 



dd. Middle seta of Kappa group on prothorax not more than 



twice as far from caudal as from cephalic seta. 



e Fourth ocellus much closer to third than to sixth and caudad 



of line joining third and sixth. Ecclytoloplua 



ee Fourth ocellus about half way between third and sixth and 



in line with them. (Fig. 70). Enarmorm 



Lord Walsingham in a recent volume of the Biologia Centrali- 



Americana changes to some extent the generic location of species m the 



Tortricidae. Three of his transfers are adopted here, the former genus 



names being included in parenthesis; but in several other instances, the 



change does not seem to be supported by the evidence of larval structure. 



The following were the species examined : 



