OF WASHINGTON. 197 



through the kindness of a friend of Mr. Eduardo Ferrer, a speci 

 men of the genuine Jejen ( (Eca eta fur ens Poey), the Chirono- 

 mid which is such a pest at that locality, and which has much 

 the same habits as our sandflies in the United States. Mr. 

 Schwarz stated in his letter that certain Cuban birds feed upon 

 the cotton boll weevil in Cuba and are instrumental in diminishing 

 its numbers. 



The Secretary presented for Dr. Dyar the following paper : 



DESCRIPTIONS OF NEW FORMS OF THE GENUS ILLICE 



WALKER. 



By HARRISON G. DYAR. 



The number of species and varieties in this genus is more 

 numerous than has been heretofore conceded. The following 

 table will separate the forms at present known to me : 



Anal angle of fore wing produced, red-tipped schtvarziorum Dyar. 



Anal angle of fore wing not produced, not red-tipped. 



Fore wing smooth gray; hind wing bright pink (rarely yellow). 



Fore wing with a yellow band, rarely divided or lost, but if so the 



costal or marginal remnants are angular. 

 Disk of thorax gray. 



Head and collar yellow. 



Fore wings gray, the yellow band moderate or narrow. 



Band of fore wings moderate, untfascfa Grote & Robinson. 

 Band of fore wings narrow or broken, 



var. tenuifascia Harvey. 

 Fore wings blackish gray ; band very broad, 



var. kentuckiensts Dyar. 



Head and collar pink var. perrosea Dvar. 



Head gray var. barnesiiT>y^.r. 



Disk of thorax and head yellow angelus Dyar. 



Fore wings with a rounded yellow dorsal spot. 



This spot joined to base by a ray along dorsal margin. 



Fore wings with a costal yellow stripe injecta Dyar. 



Fore wings with no costal yellow stripe. 



Head pink var. gamma Dyar. 



Head gray striata Ottolengui. 



No ray along the dorsal margin nor above it plumbed Stretch. 



A ray from the spot to base above the dorsal margin, 



subjecta Walker. 



Fore wings gray irrorated with whitish, not smooth and slaty. 

 Head gray on vertex. 



